R M Santymire
Affiliation: Lincoln Park Zoo
- Characterizing sleep behavior of the wild black rhinoceros (Diceros bicornis bicornis)Rachel Santymire
Department of Conservation and Science, Lincoln Park Zoo, Chicago, IL, USA
Sleep 35:1569-74. 2012..The objectives of this study were to characterize sleep patterns and determine factors, including sex, age, season, and environmental pressures, that influence sleep in the endangered black rhinoceros (rhino; Diceros bicornis bicornis)...
- Reproductive gonadal steroidogenic activity in the fishing cat (Prionailurus viverrinus) assessed by fecal steroid analysesRachel M Santymire
Department of Reproductive Sciences, Center for Species Survival, Smithsonian Conservation Biology Institute, Front Royal, VA 22630, United States
Anim Reprod Sci 128:60-72. 2011..4% of females experienced spontaneous ovulation; and (3) females are responsive to exogenous gonadotropins for ovulation induction, but a regimen that produces a normative ovarian steroidogenic response needs to be identified...
- Sperm viability in the black-footed ferret (Mustela nigripes) is influenced by seminal and medium osmolalityRachel M Santymire
Department of Reproductive Sciences, Conservation and Research Center, Smithsonian s National Zoological Park, Front Royal, VA 22630, USA
Cryobiology 53:37-50. 2006..01) sperm motility than a hyperosmotic Ham's (700 mOsm). These findings will guide the eventual development of assisted breeding with cryopreserved sperm contributing to genetic management of this rare species...
- Slow cooling prevents cold-induced damage to sperm motility and acrosomal integrity in the black-footed ferret (Mustela nigripes)R M Santymire
Department of Reproductive Sciences, Conservation and Research Centre, Smithsonian s National Zoological Park, Front Royal, VA 22630, USA
Reprod Fertil Dev 19:652-63. 2007..The results of the present study demonstrate that the damage observed to black-footed ferret spermatozoa is derived largely from the rate of cooling...
- Development of a field-friendly technique for fecal steroid extraction and storage using the African wild dog (Lycaon pictus)R M Santymire
Department of Conservation and Science, Lincoln Park Zoo, 2001 North Clark Street, Chicago, IL 60614, USA
Zoo Biol 29:289-302. 2010..Results demonstrated that, for C and T, HO was more comparable (P<0.001) to LAB than HS and PT storage was more efficient than SPE (P<0.001)...
- Using non-invasive methods to characterize gonadal hormonal patterns of southern three-banded armadillos (Tolypeutes matacus) housed in North American zoosJ Howell-Stephens
Department of Biological Sciences, University of Illinois, Chicago, IL 60607, USA
Anim Reprod Sci 138:314-23. 2013..Seasons did not influence (P<0.05) fecal androgen or progestagen metabolites. These data can assist with management decisions, which will directly affect the success of this species in zoos...
- Hormonal and behavioral variation in pied tamarins housed in different management conditionsD M Armstrong
Conservation and Science Department, Lincoln Park Zoo, Chicago, IL 60614, USA
Zoo Biol 32:299-306. 2013..Fecal hormone monitoring and behavioral analysis may provide insight on the limited breeding success of pied tamarins in zoos...
- Characterizing the behavior and reproductive biology of zoo-housed Sichuan takin (Budorcas taxicolor tibetana) using non-invasive techniquesA Adkin
Animal Care Department, Lincoln Park Zoo, 2001 North Clark Street, Chicago, Illinois 60614, USA
Theriogenology 78:483-94. 2012..In conclusion, fecal hormonal and behavioral analyses can provide information for management and conservation of this herd species...
- An unidentified filarial species and its impact on fitness in wild populations of the black-footed ferret (Mustela nigripes)Samantha M Wisely
Division of Biology, Kansas State University, Manhattan, KS 66506, USA
J Wildl Dis 44:53-64. 2008..Nonetheless, this previously undescribed filaria does not appear to threaten recovery for this highly endangered mammal...