Zoo visitors affect sleep, displacement activities, and affiliative and aggressive behaviors in captive ebony langurs (Trachypithecus auratus)
Publication/Journal: acta ethologica
Keywords: behavior, captivity, displacement, langurs, primates, sleep, visitor studies
2020
Non-invasive assessment of adrenocortical function as a measure of stress in the endangered golden langur
Publication/Journal: Zoo Biology
Keywords: acth challenge test, enzyme immunoassay, fecal glucocorticoid metabolites, golden langur, non-invasive stress monitoring
2017
Random walk analysis of ranging patterns of sympatric langurs in a complex resource landscape
Publication/Journal: American Journal of Primatology
Keywords: lévy flights, ranging, semnopithecus, sri lanka, trachypithecus
2013
Introducing Fecal Stable Isotope Analysis in Primate Weaning Studies
Publication/Journal: American Journal of Primatology
Keywords: carbon, françois’ langur, lactation, nitrogen, nursing
2012
Social housing of surplus males of Javan langurs (Trachypithecus auratus): Compatibility of intact and castrated males in different social settings
Publication/Journal: Applied Animal Behaviour Science
Keywords: asian colobines, bachelor pairs, captive management, gonadectomy, mixed-sex groups, primates
2012
Revisiting Play Elements and Self-Handicapping in Play: A Comparative Ethogram of Five Old World Monkey Species
Publication/Journal: Journal of Comparative Psychology
Keywords: guenons, langurs, play-behavior, primates, signaling
2009
Head rotations in the play of Hanuman langurs (semnopithecus entellus): Description and analysis of function
Publication/Journal: Journal of Comparative Psychology
Keywords: hanuman langurs, head rotation, play, play signals, semnopithecus entellus, social play
2008
Behavioral Abnormalities in Captive Nonhuman Primates
Publication/Journal: Journal of Applied Animal Welfare Science
Keywords: abnormal behavior, abnormal behaviour, autoerotic stimulation, begging, behavior, behaviour, environmental deprivation, gibbons, india, langurs, macaques, primates, social deprivation
2003
Change of enclosure in langur monkeys: implications for the evaluation of environmental enrichment
Publication/Journal: Zoo Biology
Keywords: activity budget, environmental enrichment, hanuman langurs, mixed-species enclosure, naturalistic exhibits
2002
Recognition of heterospecific alarm vocalization by Bonnet Macaques (Macaca radiata)
Publication/Journal: Journal of Comparative Psychology
Keywords: alarm vocalizations, antipredator behavior, flight responses, heterospecific, macaca radiata, playbacks., scanning responses, vocalizations, wild bonnet macaques
2000