Monitoring the behaviour and stress physiology of male gorillas Gorilla gorilla gorilla for one year following bachelor group formation

Authors: Katherine J Fowler, Lydia M Hopper, Stephen R Ross, Maureen Leahy, Rachel M Santymire

Publication/Journal: Journal of Zoo and Aquarium Research

Keywords: androgens, behaviour, glucocorticoids, non-invasive, primates, proximity, social introductions

2022

Recent Studies in Reptile and Amphibian Welfare: Some Relevant Publications for the Zoo Herpetologist

Authors: Robert W. Mendyk

Publication/Journal: Herpetological Review

Keywords: amphibian, reptile, welfare, zoo

2022

Assessing Allostatic Load in Ring-Tailed Lemurs (Lemur catta)

Authors: Kathryn E Seeley, Kathryn L Proudfoot, Barbara Wolfe, Douglas E Crews

Publication/Journal: Animals

Keywords: allostatic load index, chronic stress, lemur catta, non-human primates

2021

Assessing the potential impact of zoo visitors on the welfare and cognitive performance of Japanese macaques

Authors: Sarah M Huskisson, Christina R Doelling, Stephen R Ross, Lydia M Hopper

Publication/Journal: Applied Animal Behaviour Science

Keywords: *cognitive bias, attention bias, monkey, touchscreen, visitor effect, zoo research

2021

Chopped and dispersed food enhances foraging and reduces stress-related behaviours in captive white-naped mangabeys (Cercocebus lunulatus)

Authors: Sophie Waasdorp, Joe A Tuffnell, Linda Bruins-van Sonsbeek, Chrispijn M Schilp, Yvonne RA van Zeeland, Elisabeth HM Sterck

Publication/Journal: Applied Animal Behaviour Science

Keywords: food distribution, food size, positive welfare indicators, primates, self-directed behaviours, zoo welfare

2021

A Comparative Perspective on Three Primate Species’ Responses to a Pictorial Emotional Stroop Task

Authors: Lydia M Hopper, Matthias Allritz, Crystal L Egelkamp, Sarah M Huskisson, Sarah L Jacobson, Jesse G Leinwand, Stephen R Ross

Publication/Journal: Animals

Keywords: *cognitive bias, affect, attentional bias, emotions, snake detection theory, Stroop effect, touchscreen, welfare, zoo

2021

Costs and benefits of living in a vegetated, compared with non‐vegetated, enclosure in male Japanese macaques (Macaca fuscata)

Authors: Josue Alejandro, Michael A Huffman, Fred B Bercovitch

Publication/Journal: Zoo Biology

Keywords: activity budget, environment, japanese macaques, naturalistic enclosure, vegetation, zoo welfare

2021

Do zoo visitors induce attentional bias effects in primates completing cognitive tasks?

Authors: Sarah M Huskisson, Stephen R Ross, Lydia M Hopper

Publication/Journal: Animal Cognition

Keywords: attention bias, cognition, match-to-sample, monkey, visitor effect, welfare

2021

Effects of Rearing on the Behaviour of Zoo-Housed Chimpanzees (Pan troglodytes)

Authors: Caterina Spiezio, Stefano Vaglio, Camille Vandelle, Camillo Sandri, Barbara Regaiolli

Publication/Journal: Folia Primatologica

Keywords: abnormal behaviors, human-rearing, mother-rearing, zoo-housed chimpanzees

2021

Effects of scent enrichment on behavioral and physiological indicators of stress in zoo primates

Authors: Stefano Vaglio, Stefano SK Kaburu, Richard Pearce, Luke Bryant, Ailie McAuley, Alexandria Lott, Demi J Sheppard, Sarah Smith, Beth E Tompkins, Emily J Elwell

Publication/Journal: American Journal of Primatology

Keywords: fecal cortisol, olfactory enrichment, primates, stress, zoo welfare

2021