Analytical and biological validation of a noninvasive measurement of glucocorticoid metabolites in feces of Geoffroy’s spider monkeys (Ateles geoffroyi)

Authors: Juliane Damm, Filippo Aureli, Ariadna Rangel-Negrín, Miriam Barradas-Moctezuma, Pedro A. D. Dias

Publication/Journal: American Journal of Primatology

Keywords: capture, circadian rhythm, cortisol, enzyme immunoassay, platyrrhines, reproductive state

2024

Assessing Giraffe Welfare During Seasonal Habitat Changes in Northern US Zoos

Authors: Catherine Razal, Jocelyn Bryant, Lance Miller

Publication/Journal: Journal of Zoo and Aquarium Research

Keywords: animal behavior, animal welfare, enclosure, fecal glucocorticoid metabolites, giraffe, recumbency

2024

The Comparative Effect of Occupational and Musical Enrichment on Fecal Glucocorticoid Metabolite Levels in a Captive Colony of Stumptail Macaques (Macaca arctoides)

Authors: Lilian Mayagoitia-Novales, Ana Lilia Cerda-Molina, María Andrea Martín-Guerrero, Emmanuel Muñoz-Zamudio, Gema R. Estudillo-Mendoza, Javier I. Borráz-León

Publication/Journal: Biology

Keywords: enrichment programs, fecal glucocorticoid metabolites, macaca arctoides, music enrichment, occupational enrichment, primate welfare

2024

Hibernating or not hibernating? Brown bears’ response to a mismatch between environmental natural cues and captive management, and its welfare implications

Authors: Paolo Dori, Isabella Anastasio, Elisabetta Macchi, Isabella Manenti, Maik Hones, Monica Carosi

Publication/Journal: PLOS ONE

Keywords: animal welfare, captive management, cues, environment, physiology

2024

Hormonal changes in northern white-cheeked gibbons (Nomascus leucogenys) after the death of a group member

Authors: Emilee N. Hart, Rupert Palme, Nava Greenblatt, Rafaela S. C. Takeshita

Publication/Journal: Primates

Keywords: death, DHEAS, gibbons, glucocorticoids, group structure, stress

2024

Internal and external factors affect pair mate proximity in captive coyotes, Canis latrans

Authors: Alexandra Turano, Stacey P. Brummer, Jeffrey T. Schultz, Julie K. Young, Sara M. Freeman

Publication/Journal: Animal Behaviour

Keywords: coyote, hormone, pair-bonding, progesterone, proximity, synchrony

2024

Kibble diet is associated with higher faecal glucocorticoid metabolite concentrations in zoo-managed red wolves (Canis rufus)

Authors: Morgan Bragg, Carly R Muletz-Wolz, Nucharin Songsasen, Elizabeth W Freeman

Publication/Journal: Conservation Physiology

Keywords: animal welfare, diet, fecal glucocorticoid metabolites, Red wolf, zoo management

2024

Analytical Validation and Assessment of Baseline Fecal Glucocorticoid Metabolites in Northern Sea Otters (Enhydra lutris kenyoni) in Human Care

Authors: Amy Y. Olsen, Angela Smith, Caroline Hempstead, Shawn E. Larson

Publication/Journal: Animals

Keywords: corticosterone, cortisol, endocrinology, enzyme immunoassay, fecal glucocorticoid metabolites, hormones, marine mammal, stress

2023

Effect of Social Dominance and Reproductive State on Adrenal Steroids in Female Japanese Macaques (Macaca fuscata)

Authors: E. N. Hart, R. S. C. Takeshita

Publication/Journal: International Journal of Primatology

Keywords: adrenal function, dehydroepiandrosterone-sulfate (DHEAS), japanese macaques, macaca fuscata, stress response

2023

Effects of social stress on the welfare of captive male Alpine musk deer: Stereotypic behavior, fecal cortisol, and musk secretion

Authors: Xin Zhou, Qingxin Lv, Yuhong Qin, Naixiu Yuan, Yong Li, Mi Zhou, Xiuxiang Meng

Publication/Journal: Applied Animal Behaviour Science

Keywords: alpine musk deer (Moschus chrysogaster), ex situ conservation, fecal cortisol, small ruminant welfare, stereotypic behavior

2023

Our Goals