Overlooked and Under-Studied: A Review of Evidence-Based Enrichment in Varanidae

Authors: Darcy Howard, Marianne Sarah Freeman

Publication/Journal: Animals

Keywords: captive, cognition, play, reptile, welfare

2022

Activity Budget Comparisons Using Long-Term Observations of a Group of Bottlenose Dolphins (Tursiops truncatus) under Human Care: Implications for Animal Welfare

Authors: Tim Huettner, Sandra Dollhaeupl, Ralph Simon, Katrin Baumgartner, Lorenzo von Fersen

Publication/Journal: Animals

Keywords: activity budgets, animal welfare, bottlenose dolphin, dolphin behavior, keeper ratings, zoo animal behavior

2021

Age‐based variation in calf independence, social behavior and play in a captive population of African elephant calves

Authors: Patrick T Freeman, Erica L Anderson, Kristin B Allen, Caitlin E O'Connell‐Rodwell

Publication/Journal: Zoo Biology

Keywords: animal welfare, enrichment, interaction, ontogeny, sociality

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

Cognitive enrichment device provides evidence for intersexual differences in collaborative actions in Indo-Pacific bottlenose dolphins (Tursiops aduncus)

Authors: Eszter Matrai, Shaw Ting Kwok, Michael Boos, Ákos Pogány

Publication/Journal: Animal Cognition

Keywords: bottlenose dolphin, cognitive enrichment, collaboration, cooperation, intersexual differences, problem solving, sociality

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

DNA Damage as a Potential Non-Invasive Indicator of Welfare: A Preliminary Study in Zoo-Housed Grizzly Bears (Ursus arctos horribilis)

Authors: Grace Fuller, Jennifer Hamilton, Stephanie Allard

Publication/Journal: Journal of Zoological and Botanical Gardens

Keywords: 8-hydroxy-2′-deoxyguanosine, 8-OHdG, animal welfare indicator, glucocorticoids, grizzly bear, oxidative stress

2021

The Effect of Enrichment Filling and Engagement Time on Regurgitation and Reingestion Behaviour in Three Zoo-Housed Orangutans

Authors: Rebecca Nash, Helen Johnston, Amy Robbins, Kris Descovich

Publication/Journal: Journal of Zoological and Botanical Gardens

Keywords: behaviour, enrichment, primate, regurgitation, welfare, zoo

2021

Evaluating physiological and behavioural responses to social changes and construction in two zoo-housed female giraffes

Authors: Neeti Jain, Rachel Santymire, Jason Wark

Publication/Journal: Journal of Zoo and Aquarium Research

Keywords: construction, corticosterone, cortisol, eia, giraffe, stereotypy, stress

2021