D J Levey

Summary

Affiliation: University of Florida
Country: USA

Publications

  1. ncbi request reprint Test, rejection, and reformulation of a chemical reactor-based model of gut function in a fruit-eating bird
    D J Levey
    Department of Zoology, University of Florida, Gainesville, FL 32611 8525, USA
    Physiol Biochem Zool 72:369-83. 1999
  2. ncbi request reprint A field test of the directed deterrence hypothesis in two species of wild chili
    Douglas J Levey
    Department of Zoology, University of Florida, 118525, Gainesville, FL 32611 8525, USA
    Oecologia 150:61-8. 2006
  3. ncbi request reprint Effects of landscape corridors on seed dispersal by birds
    Douglas J Levey
    Department of Zoology, University of Florida, Post Office Box 118525, Gainesville, FL 32611 8525, USA
    Science 309:146-8. 2005
  4. ncbi request reprint Animal behaviour: use of dung as a tool by burrowing owls
    Douglas J Levey
    Department of Zoology, PO Box 118525, University of Florida, Gainesville, Florida 32611 8525, USA
    Nature 431:39. 2004
  5. ncbi request reprint An experimental test of dietary enzyme modulation in pine warblers Dendroica pinus
    D J Levey
    Department of Zoology, P O Box 118525, University of Florida, Gainesville, FL 32611 8525
    Physiol Biochem Zool 72:576-87. 1999
  6. ncbi request reprint Corridors increase plant species richness at large scales
    Ellen I Damschen
    Department of Zoology, North Carolina State University, Raleigh, NC 27695 7617, USA
    Science 313:1284-6. 2006
  7. ncbi request reprint Plants as reef fish: fitting the functional form of seedling recruitment
    J R Poulsen
    Department of Zoology, University of Florida, P O Box 11852, Gainesville, Florida 32611, USA
    Am Nat 170:167-83. 2007
  8. ncbi request reprint Squeezed at the top: Interspecific aggression may constrain elevational ranges in tropical birds
    Jill E Jankowski
    Department of Biology, University of Florida, Gainesville, Florida 32611 8525, USA
    Ecology 91:1877-84. 2010
  9. pmc Urban mockingbirds quickly learn to identify individual humans
    Douglas J Levey
    Department of Biology, University of Florida, Gainesville, FL 32611 8525, USA
    Proc Natl Acad Sci U S A 106:8959-62. 2009
  10. pmc Corridors affect plants, animals, and their interactions in fragmented landscapes
    Joshua J Tewksbury
    Department of Zoology, 223 Bartram Hall, University of Florida, Gainesville, FL 32611 8525, USA
    Proc Natl Acad Sci U S A 99:12923-6. 2002

Collaborators

Detail Information

Publications20

  1. ncbi request reprint Test, rejection, and reformulation of a chemical reactor-based model of gut function in a fruit-eating bird
    D J Levey
    Department of Zoology, University of Florida, Gainesville, FL 32611 8525, USA
    Physiol Biochem Zool 72:369-83. 1999
    ..We propose a modification of the assumptions of the original model. The resulting "osmotic constraint" model better captures the interaction between feeding rate and digestive function in fruit-eating birds...
  2. ncbi request reprint A field test of the directed deterrence hypothesis in two species of wild chili
    Douglas J Levey
    Department of Zoology, University of Florida, 118525, Gainesville, FL 32611 8525, USA
    Oecologia 150:61-8. 2006
    ..annuum). These results support the directed deterrence hypothesis and suggest that fruiting plants distinguish between seed predators and seed dispersers by producing fruits that repel the former and attract the latter...
  3. ncbi request reprint Effects of landscape corridors on seed dispersal by birds
    Douglas J Levey
    Department of Zoology, University of Florida, Post Office Box 118525, Gainesville, FL 32611 8525, USA
    Science 309:146-8. 2005
    ..Our study shows how models based on easily observed behaviors can be scaled up to predict landscape-level processes...
  4. ncbi request reprint Animal behaviour: use of dung as a tool by burrowing owls
    Douglas J Levey
    Department of Zoology, PO Box 118525, University of Florida, Gainesville, Florida 32611 8525, USA
    Nature 431:39. 2004
    ..Our controlled investigation provides an unambiguous estimate of the importance of tool use in a wild animal...
  5. ncbi request reprint An experimental test of dietary enzyme modulation in pine warblers Dendroica pinus
    D J Levey
    Department of Zoology, P O Box 118525, University of Florida, Gainesville, FL 32611 8525
    Physiol Biochem Zool 72:576-87. 1999
    ..All predictions were upheld, supporting the hypothesis that pine warblers modulate the activity of digestive enzymes in proportion to demand from substrates in the diet...
  6. ncbi request reprint Corridors increase plant species richness at large scales
    Ellen I Damschen
    Department of Zoology, North Carolina State University, Raleigh, NC 27695 7617, USA
    Science 313:1284-6. 2006
    ..Our results support the use of corridors in biodiversity conservation...
  7. ncbi request reprint Plants as reef fish: fitting the functional form of seedling recruitment
    J R Poulsen
    Department of Zoology, University of Florida, P O Box 11852, Gainesville, Florida 32611, USA
    Am Nat 170:167-83. 2007
    ..Seedling density reached saturation with increasing seed density in many studies, but at such high densities that seedling density was primarily limited by seed availability rather than microsite availability or density dependence...
  8. ncbi request reprint Squeezed at the top: Interspecific aggression may constrain elevational ranges in tropical birds
    Jill E Jankowski
    Department of Biology, University of Florida, Gainesville, Florida 32611 8525, USA
    Ecology 91:1877-84. 2010
    ....
  9. pmc Urban mockingbirds quickly learn to identify individual humans
    Douglas J Levey
    Department of Biology, University of Florida, Gainesville, FL 32611 8525, USA
    Proc Natl Acad Sci U S A 106:8959-62. 2009
    ....
  10. pmc Corridors affect plants, animals, and their interactions in fragmented landscapes
    Joshua J Tewksbury
    Department of Zoology, 223 Bartram Hall, University of Florida, Gainesville, FL 32611 8525, USA
    Proc Natl Acad Sci U S A 99:12923-6. 2002
    ....
  11. ncbi request reprint Are plant populations seed limited? A critique and meta-analysis of seed addition experiments
    C J Clark
    School of Natural Resources and the Environment, University of Florida, Gainesville, Florida 32611, USA
    Am Nat 170:128-42. 2007
    ..Most seed addition experiments cannot assess the relationship between number of seeds added and number of subsequent recruits. This shortcoming can be overcome by increasing the number and range of seed addition treatments...
  12. ncbi request reprint Habitat corridors function as both drift fences and movement conduits for dispersing flies
    Joanna H Fried
    Department of Zoology, University of Florida, Gainesville, 118525, FL 32611 8525, USA
    Oecologia 143:645-51. 2005
    ..Taken together, our results suggest that corridors can affect dispersal of organisms in unappreciated ways (i.e., as drift fences) and that edge type can alter dispersal behavior...
  13. ncbi request reprint Cold temperature increases winter fruit removal rate of a bird-dispersed shrub
    Charles Kwit
    Department of Zoology, University of Florida, Box 118525, Gainesville, FL 32611, USA
    Oecologia 139:30-4. 2004
    ..From the plant's perspective, it demonstrates inter-annual variation in the temporal component of seed dispersal, with possible consequences for post-dispersal seed and seedling ecology...
  14. pmc Dispersers shape fruit diversity in Ficus (Moraceae)
    Silvia B Lomáscolo
    Department of Biology, University of Florida, Gainesville, FL 32611, USA
    Proc Natl Acad Sci U S A 107:14668-72. 2010
    ..Taken together, these results demonstrate that differences among frugivores have shaped the evolution of fruit traits. More broadly, our results underscore the importance of mutualisms in both generating and maintaining biodiversity...
  15. ncbi request reprint Effects of elemental composition on the incorporation of dietary nitrogen and carbon isotopic signatures in an omnivorous songbird
    Scott F Pearson
    Department of Zoology, University of Florida, Gainesville, FL 32611 8525, USA
    Oecologia 135:516-23. 2003
    ....
  16. doi request reprint Determinants of partial bird migration in the Amazon Basin
    Alex E Jahn
    Department of Biology, University of Florida, Gainesville, FL 32611 8525, USA
    J Anim Ecol 79:983-92. 2010
    ..e. tyrannids), and seasonality is largely defined by rainfall cycles. 7. We propose a hypothesis based on seasonal food limitation to explain partial migration of primarily insectivorous species in seasonal tropical habitats...
  17. ncbi request reprint Costs and benefits of capsaicin-mediated control of gut retention in dispersers of wild chilies
    Joshua J Tewksbury
    Department of Biology, 106 Kincaid Hall, Box 351800, University of Washington, Seattle, Washington 98195, USA
    Ecology 89:107-17. 2008
    ..These results illustrate the importance of context in studies of fruit secondary metabolites. The same chemical can have different impacts on plant fitness depending on its morphological, physiological, and ecological context...
  18. pmc Evolutionary ecology of pungency in wild chilies
    Joshua J Tewksbury
    Department of Biology, University of Washington, Box 351800, 24 Kincaid Hall, Seattle, WA 98195 1800, USA
    Proc Natl Acad Sci U S A 105:11808-11. 2008
    ..These results suggest that the pungency in chilies may be an adaptive response to selection by a microbial pathogen, supporting the influence of microbial consumers on fruit chemistry...
  19. ncbi request reprint Effects of dung and seed size on secondary dispersal, seed predation, and seedling establishment of rain forest trees
    Ellen Andresen
    Centro de Investigaciones en Ecosistemas, Universidad Nacional Autonoma de Mexico, Apartado Postal 27 3, C P 58089, Morelia, Michoacan, Mexico
    Oecologia 139:45-54. 2004
    ..More generally, our results emphasize the importance of looking beyond a single type of plant-animal interaction (e.g., seed dispersal or seed predation) to incorporate potential effects of interacting interactions...
  20. ncbi request reprint Where did the chili get its spice? Biogeography of capsaicinoid production in ancestral wild chili species
    Joshua J Tewksbury
    Department of Biology, University of Washington, Seattle, 98195, USA
    J Chem Ecol 32:547-64. 2006
    ..Determining the selection pressures behind such shifts is necessary to understand the evolution of pungency in chilies...