Summary: A genus of livebearing cyprinodont fish comprising the guppy and molly. Some species are virtually all female and depend on sperm from other species to stimulate egg development. Poecilia is used in carcinogenicity studies as well as neurologic and physiologic research.

Top Publications

  1. Schaschl H, Tobler M, Plath M, Penn D, Schlupp I. Polymorphic MHC loci in an asexual fish, the amazon molly (Poecilia formosa; Poeciliidae). Mol Ecol. 2008;17:5220-30 pubmed publisher
    ..In this study, we surveyed the MHC diversity of the asexual amazon molly (Poecilia formosa) and one of its sexual ancestors, the sailfin molly (P. latipinna), which lives in the same habitat...
  2. Croft D, James R, Ward A, Botham M, Mawdsley D, Krause J. Assortative interactions and social networks in fish. Oecologia. 2005;143:211-9 pubmed
    ..Furthermore, the occurrence of repeated interactions between pairs of individuals fulfils an important pre-requisite for the evolution of reciprocal altruism. ..
  3. Burns J. The validity of three tests of temperament in guppies (Poecilia reticulata). J Comp Psychol. 2008;122:344-56 pubmed publisher
    ..There were problems with the emergence test and novel-object test, which leads one to conclude that the protocols used in this study should not be considered valid tests for this species. ..
  4. Lampert K, Fischer P, Schartl M. Major histocompatibility complex variability in the clonal Amazon molly, Poecilia formosa: is copy number less important than genotype?. Mol Ecol. 2009;18:1124-36 pubmed publisher
    ..In this study, we investigated MHC variability in a clonal teleost fish: the Amazon molly, Poecilia formosa...
  5. Loewe L, Lamatsch D. Quantifying the threat of extinction from Muller's ratchet in the diploid Amazon molly (Poecilia formosa). BMC Evol Biol. 2008;8:88 pubmed publisher
    The Amazon molly (Poecilia formosa) is a small unisexual fish that has been suspected of being threatened by extinction from the stochastic accumulation of slightly deleterious mutations that is caused by Muller's ratchet in non-..
  6. Karino K, Shimada Y, Kudo H, Sato A. Relative importance of the area and intensity of the orange spots of male guppies Poecilia reticulata as mating traits preferred by females. J Fish Biol. 2010;77:299-307 pubmed publisher
    Digitally modified videos of male guppies Poecilia reticulata were used to examine the relative importance of the area and intensity of the orange spots as mating traits preferred by females...
  7. Stöck M, Lampert K, Möller D, Schlupp I, Schartl M. Monophyletic origin of multiple clonal lineages in an asexual fish (Poecilia formosa). Mol Ecol. 2010;19:5204-15 pubmed publisher
    ..A paradigmatic model system is the unisexual Amazon molly, Poecilia formosa, that arose by hybridization of the Atlantic molly, Poecilia mexicana, as the maternal ancestor, and the ..
  8. Auer S. Phenotypic plasticity in adult life-history strategies compensates for a poor start in life in Trinidadian guppies (Poecilia reticulata). Am Nat. 2010;176:818-29 pubmed publisher
    ..I used a food-manipulation experiment with female Trinidadian guppies (Poecilia reticulata) to examine age-related changes in adult life-history responses to early food conditions, whether ..
  9. Seng C, Setha T, Nealon J, Socheat D, Chantha N, Nathan M. Community-based use of the larvivorous fish Poecilia reticulata to control the dengue vector Aedes aegypti in domestic water storage containers in rural Cambodia. J Vector Ecol. 2008;33:139-44 pubmed
    A community-based study of the distribution of larvivorous fish, Poecilia reticulata (common name: guppy), in water storage containers for dengue control was undertaken in 14 villages and approximately 1,000 households in Cambodia...

More Information

Publications145 found, 100 shown here

  1. Barbosa M, Dornelas M, Magurran A. Effects of polyandry on male phenotypic diversity. J Evol Biol. 2010;23:2442-52 pubmed publisher
    ..Promoting phenotypic diversity may be advantageous in coping with environmental and reproductive variability by increasing long-term fitness. ..
  2. Evans J. Patterns of genetic variation and covariation in ejaculate traits reveal potential evolutionary constraints in guppies. Heredity (Edinb). 2011;106:869-75 pubmed publisher
    ..In this study, I provide a prospective quantitative genetic analysis of ejaculate traits in the guppy Poecilia reticulata, a highly promiscuous live-bearing fish...
  3. Riesch R, Plath M, Schlupp I. Toxic hydrogen sulphide and dark caves: pronounced male life-history divergence among locally adapted Poecilia mexicana (Poeciliidae). J Evol Biol. 2011;24:596-606 pubmed publisher
    ..Here, we assessed male life-history trait divergence in the neotropical fish Poecilia mexicana from a system that has been described to undergo incipient ecological speciation in adjacent, but ..
  4. Gorman K, Tredwell S, Breden F. The mutant guppy syndrome curveback as a model for human heritable spinal curvature. Spine (Phila Pa 1976). 2007;32:735-41 pubmed
    ..This study investigated the morphology, pathogenesis, and inheritance of idiopathic-like spinal curvature in the guppy syndrome, curveback...
  5. Ward M, Churcher A, Dick K, Laver C, Owens G, Polack M, et al. The molecular basis of color vision in colorful fish: four long wave-sensitive (LWS) opsins in guppies (Poecilia reticulata) are defined by amino acid substitutions at key functional sites. BMC Evol Biol. 2008;8:210 pubmed publisher
    ..To test the hypothesis that the evolution of elaborate coloration in male guppies (Poecilia reticulata) is also associated with opsin gene diversity, we sequenced long wavelength-sensitive (LWS) opsin ..
  6. Burns J, Di Nardo P, Rodd F. The role of predation in variation in body shape in guppies Poecilia reticulata: a comparison of field and common garden phenotypes. J Fish Biol. 2009;75:1144-57 pubmed publisher
    The body shapes of both wild-caught and laboratory-reared male and female Trinidadian guppies Poecilia reticulata from two low-predation and two high-predation populations were studied, but predation regime did not seem to be the most ..
  7. Sievers C, Willing E, Hoffmann M, Dreyer C, Ramnarine I, Magurran A. Reasons for the invasive success of a guppy (Poecilia reticulata) population in Trinidad. PLoS ONE. 2012;7:e38404 pubmed publisher
    ..We examined this in the context of two guppy (Poecilia reticulata) populations that have been subject to an introduction and subsequent population mixing event in ..
  8. Bleakley B, Martell C, Brodie E. Variation in anti-predator behavior among five strains of inbred guppies, Poecilia reticulata. Behav Genet. 2006;36:783-91 pubmed
    ..Guppies, Poecilia reticulata, perform a set of anti-predator behaviors that may provide an ideal system to study how complex ..
  9. Leibowitz M, Ofir R, Golan Goldhirsh A, Zilberg D. Cysteine proteases and acid phosphatases contribute to Tetrahymena spp. pathogenicity in guppies, Poecilia reticulata. Vet Parasitol. 2009;166:21-6 pubmed publisher
    Systemic tetrahymenosis caused by the protozoan parasite Tetrahymena spp. is a serious problem in guppy (Poecilia reticulata) farms worldwide. There is no therapeutic solution for the systemic form of this disease...
  10. Lamatsch D, Trifonov V, Schories S, Epplen J, Schmid M, Schartl M. Isolation of a cancer-associated microchromosome in the sperm-dependent parthenogen Poecilia formosa. Cytogenet Genome Res. 2011;135:135-42 pubmed publisher
    In the asexual all-female fish species Poecilia formosa, the Amazon molly, supernumerary chromosomes have frequently been found in both laboratory-reared and wild-caught individuals...
  11. Odell J, Chappell M, Dickson K. Morphological and enzymatic correlates of aerobic and burst performance in different populations of Trinidadian guppies Poecilia reticulata. J Exp Biol. 2003;206:3707-18 pubmed
  12. Croft D, Krause J, James R. Social networks in the guppy (Poecilia reticulata). Proc Biol Sci. 2004;271 Suppl 6:S516-9 pubmed
    Social network theory is used to elicit details of the social structure of a population of free-ranging guppies, Poecilia reticulata...
  13. Lindholm A, Hunt J, Brooks R. Where do all the maternal effects go? Variation in offspring body size through ontogeny in the live-bearing fish Poecilia parae. Biol Lett. 2006;2:586-9 pubmed
    ..and environmental variation to offspring body size from birth until 1 year of age in the live-bearing fish Poecilia parae...
  14. Kusumawathie P, Wickremasinghe A, Karunaweera N, Wijeyaratne M. Larvivorous potential of the guppy, Poecilia reticulata, in anopheline mosquito control in riverbed pools below the Kotmale dam, Sri Lanka. Asia Pac J Public Health. 2008;20:56-63 pubmed publisher
    The larvivorous potential of Poecilia reticulata was studied in the laboratory and in the field...
  15. Gheorghiu C, Marcogliese D, Scott M. Waterborne zinc alters temporal dynamics of guppy Poecilia reticulata epidermal response to Gyrodactylus turnbulli (Monogenea). Dis Aquat Organ. 2012;98:143-53 pubmed publisher
    The present study assessed the histological changes in the epidermis of Poecilia reticulata induced by the combined effects of an ectoparasite Gyrodactylus turnbulli and differing concentrations of waterborne zinc (Zn)...
  16. Plath M, Tobler M, Riesch R, García de León F, Giere O, Schlupp I. Survival in an extreme habitat: the roles of behaviour and energy limitation. Naturwissenschaften. 2007;94:991-6 pubmed
    ..In this paper, we report of a fish (Poecilia mexicana) inhabiting a limestone cave in Mexico. Several springs inside the cave are rich in toxic H(2)S...
  17. Apodaca J, Trexler J, Jue N, Schrader M, Travis J. Large-scale natural disturbance alters genetic population structure of the sailfin molly, Poecilia latipinna. Am Nat. 2013;181:254-63 pubmed publisher
    ..Here we draw on a historic genetic data set and new data to suggest that the genetic structure of sailfin molly (Poecilia latipinna) populations in north Florida was altered dramatically by an unusually large and uncommon type of storm ..
  18. Crispo E, Bentzen P, Reznick D, Kinnison M, Hendry A. The relative influence of natural selection and geography on gene flow in guppies. Mol Ecol. 2006;15:49-62 pubmed
    ..We determined the relative influence of these two processes in natural populations of Trinidadian guppies (Poecilia reticulata). If selection is important, gene flow should be reduced between different selective environments...
  19. Schwartz A, Weese D, Bentzen P, Kinnison M, Hendry A. Both geography and ecology contribute to mating isolation in guppies. PLoS ONE. 2010;5:e15659 pubmed publisher
    ..Here, we present results of both laboratory and field experiments with Trinidadian guppies (Poecilia reticulata) from different environments, who do not show complete reproductive isolation despite adaptive ..
  20. Chappell M, Odell J. Predation intensity does not cause microevolutionary change in maximum speed or aerobic capacity in trinidadian guppies (Poecilia reticulata Peters). Physiol Biochem Zool. 2004;77:27-38 pubmed
    We measured maximal oxygen consumption (VO(2max)) and burst speed in populations of Trinidadian guppies (Poecilia reticulata) from contrasting high- and low-predation habitats but reared in "common garden" conditions...
  21. Lampert K, Lamatsch D, Schories S, Hopf A, García de León F, Schartl M. Microsatellites for the gynogenetic Amazon molly, Poecilia formosa: useful tools for detection of mutation rate, ploidy determination and overall genetic diversity. J Genet. 2006;85:67-71 pubmed
  22. Plath M, Hauswaldt J, Moll K, Tobler M, García de León F, Schlupp I, et al. Local adaptation and pronounced genetic differentiation in an extremophile fish, Poecilia mexicana, inhabiting a Mexican cave with toxic hydrogen sulphide. Mol Ecol. 2007;16:967-76 pubmed
    We investigated genetic differentiation and migration patterns in a small livebearing fish, Poecilia mexicana, inhabiting a sulfidic Mexican limestone cave (Cueva del Azufre)...
  23. Kottler V, Fadeev A, Weigel D, Dreyer C. Pigment pattern formation in the guppy, Poecilia reticulata, involves the Kita and Csf1ra receptor tyrosine kinases. Genetics. 2013;194:631-46 pubmed publisher
    Males of the guppy (Poecilia reticulata) vary tremendously in their ornamental patterns, which are thought to have evolved in response to a complex interplay between natural and sexual selection...
  24. Hendry A, Kelly M, Kinnison M, Reznick D. Parallel evolution of the sexes? Effects of predation and habitat features on the size and shape of wild guppies. J Evol Biol. 2006;19:741-54 pubmed
    ..To what extent do such gradients also lead to parallel evolution of the sexes? We used guppies (Poecilia reticulata) to examine the parallel and independent (sex-specific) aspects of population divergence in response ..
  25. Tobler M, Schlupp I, Heubel K, Riesch R, de León F, Giere O, et al. Life on the edge: hydrogen sulfide and the fish communities of a Mexican cave and surrounding waters. Extremophiles. 2006;10:577-85 pubmed
    ..In both sulfidic habitats, the diversity of fishes was heavily reduced, and Poecilia mexicana was the dominant species indicating that the presence of H(2)S has an all-or-none effect, permitting ..
  26. Kusumawathie P, Wickremasinghe A, Karunaweera N, Wijeyaratne M. Costs and effectiveness of application of Poecilia reticulata (guppy) and temephos in anopheline mosquito control in river basins below the major dams of Sri Lanka. Trans R Soc Trop Med Hyg. 2008;102:705-11 pubmed publisher
    In this study we examined the costs and effectiveness of using larvivorous fish, Poecilia reticulata, and a chemical larvicide, temephos, in anopheline mosquito control in the riverbeds below the major dams in Sri Lanka...
  27. McMullan M, van Oosterhout C. Inference of selection based on temporal genetic differentiation in the study of highly polymorphic multigene families. PLoS ONE. 2012;7:e42119 pubmed publisher
    ..Here, we use computer simulations of the Major Histocompatibility Complex (MHC) of guppies (Poecilia reticulata) to study the turnover rate of alleles (temporal genetic differentiation, G'(ST))...
  28. Deacon A, Ramnarine I, Magurran A. How reproductive ecology contributes to the spread of a globally invasive fish. PLoS ONE. 2011;6:e24416 pubmed publisher
    ..Here, we first demonstrate the dramatic, human-mediated range expansion of the Trinidadian guppy (Poecilia reticulata), an invasive fish with a reputation for negatively impacting native freshwater communities...
  29. Lazzari M, Bettini S, Ciani F, Franceschini V. Light and transmission electron microscopy study of the peripheral olfactory organ of the guppy, Poecilia reticulata (Teleostei, Poecilidae). Microsc Res Tech. 2007;70:782-9 pubmed
    ..olfactory organ, with special attention to the olfactory epithelium, has been carried out in the guppy (Poecilia reticulata). Guppy is well known to have a vision-based sexual behavior...
  30. Tobler M, DeWitt T, Schlupp I, García de León F, Herrmann R, Feulner P, et al. Toxic hydrogen sulfide and dark caves: phenotypic and genetic divergence across two abiotic environmental gradients in Poecilia mexicana. Evolution. 2008;62:2643-59 pubmed publisher
    ..We investigated phenotypic and genetic divergence in the livebearing fish Poecilia mexicana along two abiotic environmental gradients...
  31. Willing E, Bentzen P, van Oosterhout C, Hoffmann M, Cable J, Breden F, et al. Genome-wide single nucleotide polymorphisms reveal population history and adaptive divergence in wild guppies. Mol Ecol. 2010;19:968-84 pubmed publisher
    Adaptation of guppies (Poecilia reticulata) to contrasting upland and lowland habitats has been extensively studied with respect to behaviour, morphology and life history traits...
  32. Rennison D, Owens G, Allison W, Taylor J. Intra-retinal variation of opsin gene expression in the guppy (Poecilia reticulata). J Exp Biol. 2011;214:3248-54 pubmed publisher
    ..The guppy (Poecilia reticulata) has become a model species for the study of colour-based sexual selection...
  33. van Oosterhout C, Joyce D, Cummings S, Blais J, Barson N, Ramnarine I, et al. Balancing selection, random genetic drift, and genetic variation at the major histocompatibility complex in two wild populations of guppies (Poecilia reticulata). Evolution. 2006;60:2562-74 pubmed
    ..sequence variation at exon 2 of the MHC class IIB (DAB) genes in two wild populations of the Trinidadian guppy, Poecilia reticulata...
  34. Fraser B, Ramnarine I, Neff B. Temporal variation at the MHC class IIb in wild populations of the guppy (Poecilia reticulata). Evolution. 2010;64:2086-96 pubmed publisher
    ..We examine temporal variation in MHC class IIB diversity in nine guppy (Poecilia reticulata) populations over two years...
  35. Torres Dowdall J, Handelsman C, Reznick D, Ghalambor C. Local adaptation and the evolution of phenotypic plasticity in Trinidadian guppies (Poecilia reticulata). Evolution. 2012;66:3432-43 pubmed publisher
    ..These results suggest that plasticity might initially play an important role during colonization of novel environments, and then evolve as a by-product of adaptation to the derived environment. ..
  36. Svendsen J, Banet A, Christensen R, Steffensen J, Aarestrup K. Effects of intraspecific variation in reproductive traits, pectoral fin use and burst swimming on metabolic rates and swimming performance in the Trinidadian guppy (Poecilia reticulata). J Exp Biol. 2013;216:3564-74 pubmed publisher
    ..Using pregnant Trinidadian guppies (Poecilia reticulata), a live-bearing teleost, we examined the effects of reproductive traits, pectoral fin use and burst-..
  37. Van Oosterhout C, Mohammed R, Hansen H, Archard G, McMullan M, Weese D, et al. Selection by parasites in spate conditions in wild Trinidadian guppies (Poecilia reticulata). Int J Parasitol. 2007;37:805-12 pubmed
    ..turnbulli and G. bullatarudis) on the survival and migration of guppies (Poecilia reticulata) in their natural habitat of the Aripo River in Trinidad...
  38. Soares D, Bierman H. Aerial jumping in the Trinidadian guppy (Poecilia reticulata). PLoS ONE. 2013;8:e61617 pubmed publisher
    ..We found that jumping behavior of the guppy Poecilia reticulata is not associated with any of the above...
  39. Riesch R, Plath M, Schlupp I. Toxic hydrogen sulfide and dark caves: life-history adaptations in a livebearing fish (Poecilia mexicana, Poeciliidae). Ecology. 2010;91:1494-505 pubmed
    ..Here we examined female life-history traits in the Mexican livebearing fish Poecilia mexicana from a variety of benign surface habitats, a creek with naturally occurring toxic hydrogen sulfide (H2S),..
  40. Bleakley B, Parker D, Brodie E. Nonadditive effects of group membership can lead to additive group phenotypes for anti-predator behaviour of guppies, Poecilia reticulata. J Evol Biol. 2007;20:1375-84 pubmed
    ..Such an additive group phenotype may have resulted because all individuals within a group respond to the specific social environment provided by the other members of their group. ..
  41. Lampert K, Schartl M. The origin and evolution of a unisexual hybrid: Poecilia formosa. Philos Trans R Soc Lond B Biol Sci. 2008;363:2901-9 pubmed publisher
    ..In this review, we highlight the important role of hybridization for the origin and evolution of a unisexual hybrid: the Amazon molly, Poecilia formosa.
  42. Van Oosterhout C, Potter R, Wright H, Cable J. Gyro-scope: an individual-based computer model to forecast gyrodactylid infections on fish hosts. Int J Parasitol. 2008;38:541-8 pubmed
    ..We compared the results of the model with empirical data from guppies (Poecilia reticulata) infected with Gyrodactylus parasites...
  43. Meredith R, Pires M, Reznick D, Springer M. Molecular phylogenetic relationships and the coevolution of placentotrophy and superfetation in Poecilia (Poeciliidae: Cyprinodontiformes). Mol Phylogenet Evol. 2011;59:148-57 pubmed publisher
    ..Most recently, placentotrophy has been described in five species of Poecilia (Pamphorichthys), but only one of these (P.hasemani) shows evidence of superfetation...
  44. Bayley M, Larsen P, Baekgaard H, Baatrup E. The effects of vinclozolin, an anti-androgenic fungicide, on male guppy secondary sex characters and reproductive success. Biol Reprod. 2003;69:1951-6 pubmed
    ..In the present study, guppies (Poecilia reticulata) were fed with the anti-androgenic fungicide vinclozolin at concentrations ranging from 1...
  45. Plath M, Richter S, Tiedemann R, Schlupp I. Male fish deceive competitors about mating preferences. Curr Biol. 2008;18:1138-41 pubmed publisher
    ..Here we show that male Atlantic mollies (Poecilia mexicana), when observed during mate choice by another male, reduce their mating activity and no longer prefer ..
  46. Suk H, Neff B. Microsatellite genetic differentiation among populations of the Trinidadian guppy. Heredity (Edinb). 2009;102:425-34 pubmed publisher
    ..Here we examine genetic differentiation of Trinidadian guppies, Poecilia reticulata, by genotyping 373 individuals from 15 populations located in three drainages (northern coast, Caroni ..
  47. Zúñiga Vega J, Suarez Rodriguez M, Espinosa Pérez H, Johnson J. Morphological and reproductive variation among populations of the Pacific molly Poecilia butleri. J Fish Biol. 2011;79:1029-46 pubmed publisher
    ..organisms should be related to variation among populations in body shape was tested in the Pacific molly Poecilia butleri, a viviparous fish that inhabits western Mexico and northern Central America...
  48. Bourne G, Breden F, Allen T. Females prefer carotenoid colored males as mates in the pentamorphic livebearing fish, Poecilia parae. Naturwissenschaften. 2003;90:402-5 pubmed
    ..of female preference and chosen male mating success in a new model organism, the pentamorphic livebearing fish, Poecilia parae, are presented. Poecilia parae is a relative of the guppy, P...
  49. Pilastro A, Simonato M, Bisazza A, Evans J. Cryptic female preference for colorful males in guppies. Evolution. 2004;58:665-9 pubmed
    ..Here, we tested the possibility that CFC selects for increased male attractiveness in the guppy Poecilia reticulata, a freshwater fish exhibiting internal fertilization...
  50. Weadick C, Chang B. Long-wavelength sensitive visual pigments of the guppy (Poecilia reticulata): six opsins expressed in a single individual. BMC Evol Biol. 2007;7 Suppl 1:S11 pubmed publisher
    ..Here, we characterize the LWS opsins from cDNA of an individual guppy, Poecilia reticulata, a fish that is known exhibit variation in its long-wavelength sensitive visual system, mate ..
  51. Neff B, Pitcher T, Ramnarine I. Inter-population variation in multiple paternity and reproductive skew in the guppy. Mol Ecol. 2008;17:2975-84 pubmed publisher
    ..microsatellite loci to detail the multiple paternity patterns in broods from 10 wild populations of the guppy (Poecilia reticulata) found in Northern Trinidad...
  52. King T, van Oosterhout C, Cable J. Experimental infections with the tropical monogenean, Gyrodactylus bullatarudis: potential invader or experimental fluke?. Parasitol Int. 2009;58:249-54 pubmed publisher
    ..The guppy (Poecilia reticulata) has been disseminated worldwide outside of its native habitat and therefore could be an important ..
  53. Tobler M. Does a predatory insect contribute to the divergence between cave- and surface-adapted fish populations?. Biol Lett. 2009;5:506-9 pubmed publisher
    ..selects against migrants between cave and surface populations of a fish (Poecilia mexicana)...
  54. Plath M, Riesch R, Oranth A, Dzienko J, Karau N, Schiessl A, et al. Complementary effect of natural and sexual selection against immigrants maintains differentiation between locally adapted fish. Naturwissenschaften. 2010;97:769-74 pubmed publisher
    ..in a system with naturally occurring toxic hydrogen sulfide, we show that (a) fish from non-sulfidic sites (Poecilia mexicana) show high mortality (95 %) after 24 h when exposed to the toxicant, while locally adapted fish from ..
  55. Watanabe T, Nakajima M, Yoshida M, Taniguchi N. Construction of six linkage groups in the guppy (Poecilia reticulata). Anim Genet. 2004;35:147-8 pubmed
  56. Ledesma J, McRobert S. Shoaling in juvenile guppies: the effects of body size and shoal size. Behav Processes. 2008;77:384-8 pubmed
    While factors affecting shoal mate choice have been examined extensively in adult guppies (Poecilia reticulata), few studies have focused on the shoaling behavior of juveniles...
  57. Eakley A, Houde A. Possible role of female discrimination against 'redundant' males in the evolution of colour pattern polymorphism in guppies. Proc Biol Sci. 2004;271 Suppl 5:S299-301 pubmed
  58. Cable J, Van Oosterhout C, Barson N, Harris P. Gyrodactylus pictae n. sp. (Monogenea: Gyrodactylidae) from the Trinidadian swamp guppy Poecilia picta Regan, with a discussion on species of Gyrodactylus von Nordmann, 1832 and their poeciliid hosts. Syst Parasitol. 2005;60:159-64 pubmed
    Gyrodactylus pictae n. sp. is recorded from Poecilia picta in heterospecific shoals with the guppy P. reticulata in Northern Trinidad. G. pictae is morphologically similar to G...
  59. Labonne J, Hendry A. Natural and sexual selection giveth and taketh away reproductive barriers: models of population divergence in guppies. Am Nat. 2010;176:26-39 pubmed publisher
    ..We investigated this hypothesis with an individual-based model tailored to the biology of guppies (Poecilia reticulata)...
  60. Riesch R, Plath M, Schlupp I. Speciation in caves: experimental evidence that permanent darkness promotes reproductive isolation. Biol Lett. 2011;7:909-12 pubmed publisher
    ..We focused on two reproductively isolated ecotypes (surface- and cave-dwelling) of the widespread livebearer Poecilia mexicana, and raised offspring of wild-caught females to sexual maturity in a 12-month common-garden experiment...
  61. Renn S, Aubin Horth N, Hofmann H. Biologically meaningful expression profiling across species using heterologous hybridization to a cDNA microarray. BMC Genomics. 2004;5:42 pubmed
    ..Our work validates the use of expression profiling for functional genomics within a comparative framework and provides a foundation for the molecular and cellular analysis of complex traits in a wide range of organisms. ..
  62. Nanda I, Schlupp I, Lamatsch D, Lampert K, Schmid M, Schartl M. Stable inheritance of host species-derived microchromosomes in the gynogenetic fish Poecilia formosa. Genetics. 2007;177:917-26 pubmed
    ..We have followed the genetic fate of B chromosomes in the asexual, all-female fish Poecilia formosa over eight generations...
  63. Reznick D, Ghalambor C, Crooks K. Experimental studies of evolution in guppies: a model for understanding the evolutionary consequences of predator removal in natural communities. Mol Ecol. 2008;17:97-107 pubmed
    Guppies (Poecilia reticulata) in Trinidadian streams are found with a diversity of predators in the lower reaches of streams, but few predators in the headwaters...
  64. Tobler M, Schlupp I, Plath M. Does divergence in female mate choice affect male size distributions in two cave fish populations?. Biol Lett. 2008;4:452-4 pubmed publisher
    ..We investigated female mate choice for large male body size in a fish (Poecilia mexicana) that, besides surface streams, also inhabits two caves...
  65. Tobler M, Palacios M, Chapman L, Mitrofanov I, Bierbach D, Plath M, et al. Evolution in extreme environments: replicated phenotypic differentiation in livebearing fish inhabiting sulfidic springs. Evolution. 2011;65:2213-28 pubmed publisher
    We investigated replicated ecological speciation in the livebearing fish Poecilia mexicana and P. sulphuraria (Poeciliidae), which inhabit freshwater habitats and have also colonized multiple sulfidic springs in southern Mexico...
  66. Aspbury A, Gabor C. Discriminating males alter sperm production between species. Proc Natl Acad Sci U S A. 2004;101:15970-3 pubmed
    ..We tested for differential sperm production by male sailfin mollies (Poecilia latipinna) when they were in the presence of either a heterospecific, gynogenetic female (Poecilia formosa, ..
  67. Watanabe T, Yoshida M, Nakajima M, Taniguchi N. Linkage mapping of AFLP and microsatellite DNA markers with the body color- and sex-determining loci in the guppy (Poecilia reticulata). Zoolog Sci. 2005;22:883-9 pubmed
    ..The locus related to the yellow body color was linked with ten markers and the sex-determination locus was linked with five markers. ..
  68. King T, Cable J. Experimental infections of the monogenean Gyrodactylus turnbulli indicate that it is not a strict specialist. Int J Parasitol. 2007;37:663-72 pubmed
    ..the monogenean Gyrodactylus turnbulli, a well-studied ectoparasite found caudally on its known host, the guppy, Poecilia reticulata...
  69. Huizinga M, Ghalambor C, Reznick D. The genetic and environmental basis of adaptive differences in shoaling behaviour among populations of Trinidadian guppies, Poecilia reticulata. J Evol Biol. 2009;22:1860-6 pubmed publisher
    ..Here we explore the genetic and plastic components of shoaling behaviour in two pairs of populations of Poecilia reticulata (Trinidadian guppies)...
  70. Tobler M, Coleman S, Perkins B, Rosenthal G. Reduced opsin gene expression in a cave-dwelling fish. Biol Lett. 2010;6:98-101 pubmed publisher
    ..Gene expression assays of natural and laboratory-reared populations of the Atlantic molly (Poecilia mexicana) revealed reduced opsin expression in cave-dwelling populations compared with surface-dwelling ..
  71. Gasparini C, Marino I, Boschetto C, Pilastro A. Effect of male age on sperm traits and sperm competition success in the guppy (Poecilia reticulata). J Evol Biol. 2010;23:124-35 pubmed publisher
    ..We tested this hypothesis in the guppy (Poecilia reticulata), a species characterized by polyandry and intense sperm competition, by investigating whether age ..
  72. Tobler M, Schlupp I. Parasites in sexual and asexual mollies (Poecilia, Poeciliidae, Teleostei): a case for the Red Queen?. Biol Lett. 2005;1:166-8 pubmed
    ..We tested this prediction using four populations of the sexual fish species Poecilia latipinna and its asexual relative Poecilia formosa...
  73. Leibowitz M, Zilberg D. Tetrahymena sp. infection in guppies, Poecilia reticulata Peters: parasite characterization and pathology of infected fish. J Fish Dis. 2009;32:845-55 pubmed publisher
    ..Co-habited fish had relatively high infection levels in the hind-gut sub-mucosa. This is the first report of controlled systemic infection by Tetrahymena sp...
  74. Watson C, Gray S, Hoffmann M, Lubieniecki K, Joy J, Sandkam B, et al. Gene duplication and divergence of long wavelength-sensitive opsin genes in the guppy, Poecilia reticulata. J Mol Evol. 2011;72:240-52 pubmed publisher
    Female preference for male orange coloration in the genus Poecilia suggests a role for duplicated long wavelength-sensitive (LWS) opsin genes in facilitating behaviors related to mate choice in these species...
  75. Egset C, Bolstad G, Rosenqvist G, Endler J, PElabon C. Geographical variation in allometry in the guppy (Poecilia reticulata). J Evol Biol. 2011;24:2631-8 pubmed publisher
    ..allometry by comparing the allometry between the caudal fin length and the body length in adult male guppies (Poecilia reticulata) among populations from different geographical areas, exposed to different predation pressures...
  76. Syriatowicz A, Brooks R. Sexual responsiveness is condition-dependent in female guppies, but preference functions are not. BMC Ecol. 2004;4:5 pubmed
    ..We manipulated food intake of female guppies (Poecilia reticulata), and examined the effect on several measures of condition and various components of mate choice ..
  77. Hoffmann M, Tripathi N, Henz S, Lindholm A, Weigel D, Breden F, et al. Opsin gene duplication and diversification in the guppy, a model for sexual selection. Proc Biol Sci. 2007;274:33-42 pubmed
    ..Male coloration and female colour perception play important roles in mate choice in the guppy (Poecilia reticulata), a model organism for studies of natural and sexual selection...
  78. Hill S, Ryan M. The role of model female quality in the mate choice copying behaviour of sailfin mollies. Biol Lett. 2006;2:203-5 pubmed
    ..Here we demonstrate that the mate choice behaviour of female sailfin mollies (Poecilia latipinna) is influenced by the phenotypic quality of model females with whom males are observed consorting...
  79. Cable J, Van Oosterhout C. The impact of parasites on the life history evolution of guppies (Poecilia reticulata): the effects of host size on parasite virulence. Int J Parasitol. 2007;37:1449-58 pubmed
    There is large spatial and temporal variation in the Gyrodactylus parasite fauna across natural guppy (Poecilia reticulata) populations in Trinidad...
  80. Dreyer C, Hoffmann M, Lanz C, Willing E, Riester M, Warthmann N, et al. ESTs and EST-linked polymorphisms for genetic mapping and phylogenetic reconstruction in the guppy, Poecilia reticulata. BMC Genomics. 2007;8:269 pubmed
    The guppy, Poecilia reticulata, is a well-known model organism for studying inheritance and variation of male ornamental traits as well as adaptation to different river habitats...
  81. Darden S, Croft D. Male harassment drives females to alter habitat use and leads to segregation of the sexes. Biol Lett. 2008;4:449-51 pubmed publisher
    ..Here, we demonstrate experimentally in a population of wild Trinidadian guppies Poecilia reticulata that male sexual harassment drives females into habitats that they otherwise do not prefer to occupy...
  82. Gordon S, Reznick D, Kinnison M, Bryant M, Weese D, Räsänen K, et al. Adaptive changes in life history and survival following a new guppy introduction. Am Nat. 2009;174:34-45 pubmed publisher
    ..These results suggest that adaptive change can improve survival rates after fewer than 10 years (fewer than 30 guppy generations) in a new environment...
  83. Auer S, Arendt J, Chandramouli R, Reznick D. Juvenile compensatory growth has negative consequences for reproduction in Trinidadian guppies (Poecilia reticulata). Ecol Lett. 2010;13:998-1007 pubmed publisher
    ..manipulation experiment to examine the reproductive consequences of compensatory growth in Trinidadian guppies (Poecilia reticulata)...
  84. Tobler M, Culumber Z, Plath M, Winemiller K, Rosenthal G. An indigenous religious ritual selects for resistance to a toxicant in a livebearing fish. Biol Lett. 2011;7:229-32 pubmed publisher
  85. Gasparini C, Andreatta G, Pilastro A. Ovarian fluid of receptive females enhances sperm velocity. Naturwissenschaften. 2012;99:417-20 pubmed publisher
    ..The guppy (Poecilia reticulata), an internally fertilizing fish, is a model system of such competition and conflict...
  86. Khoo G, Lim M, Suresh H, Gan D, Lim K, Chen F, et al. Genetic linkage maps of the guppy ( Poecilia reticulata): assignment of RAPD markers to multipoint linkage groups. Mar Biotechnol (NY). 2003;5:279-93 pubmed
    Genetic linkage maps of the guppy ( Poecilia reticulata) were constructed from independent crosses between the Tuxedo strain and a feral line (Wildtype)...
  87. Hudon J, Grether G, Millie D. Marginal differentiation between the sexual and general carotenoid pigmentation of guppies (Poecilia reticulata) and a possible visual explanation. Physiol Biochem Zool. 2003;76:776-90 pubmed
    We present the first detailed analysis of carotenoid pigmentation of the integument of guppies (Poecilia reticulata Peters), quantifying variation in carotenoid content and composition of wild guppies from three drainages on Trinidad (1) ..
  88. Alexander H, Breden F. Sexual isolation and extreme morphological divergence in the Cumana guppy: a possible case of incipient speciation. J Evol Biol. 2004;17:1238-54 pubmed
    ..Previous evidence indicates that a cluster of populations of the guppy (Poecilia reticulata Peters) from Cumana, Venezuela, the 'Cumana guppy', differs significantly in female preferences from a ..
  89. Hughes K, Rodd F, Reznick D. Genetic and environmental effects on secondary sex traits in guppies (Poecilia reticulata). J Evol Biol. 2005;18:35-45 pubmed
    Male guppies (Poecilia reticulata) exhibit extreme phenotypic and genetic variability for several traits that are important to male fitness, and several lines of evidence suggest that resource level affects phenotypic expression of these ..
  90. Lindholm A, Breden F, Alexander H, Chan W, Thakurta S, Brooks R. Invasion success and genetic diversity of introduced populations of guppies Poecilia reticulata in Australia. Mol Ecol. 2005;14:3671-82 pubmed
    ..In the last century, guppies, Poecilia reticulata, repeatedly invaded streams in Australia and elsewhere...
  91. Alexander H, Taylor J, Wu S, Breden F. Parallel evolution and vicariance in the guppy (Poecilia reticulata) over multiple spatial and temporal scales. Evolution. 2006;60:2352-69 pubmed
    ..variation in nuclear (X-src) and mitochondrial DNA (mtDNA) sequences to examine the phylogeographic history of Poecilia reticulata Peters (the guppy) across its entire natural range, and to test whether patterns of morphological ..
  92. Ghosh S, Dash A. Larvivorous fish against malaria vectors: a new outlook. Trans R Soc Trop Med Hyg. 2007;101:1063-4 pubmed