Application of Machine Learning for Automating Behavioral Tracking of Captive Bornean Orangutans (Pongo Pygmaeus)

Authors: Frej Gammelgård, Jonas Nielsen, Emilia J Nielsen, Malthe G Hansen, Aage K Olsen Alstrup, Juan O Perea-García, Trine H Jensen, Cino Pertoldi

Publication/Journal: Animals

Keywords: artificial intelligence, automatic behavior tracking; image classification; object detection; orangutans, zoological institution

2024

The behavioral response of a captive female Bornean orangutan (Pongo pygmaeus) to mixed-species exhibition with two Asian small-clawed otters (Aonyx cinereus)

Authors: Annika Fugl, Sissel Lindberg, Severin Zhou, Barbara Mescic, Cino Pertoldi, Juan Olvido Perea García, Trine Hammer Jensen, Aage Kristian Olsen Alstrup

Publication/Journal:

Keywords: activity budget, animal welfare, enrichment, environmental conditions, primates, Reaction norms, Surveillance, translocation, zoo

2024

The influence of feeding opportunities of six zoohoused Giraffa camelopardalis rothschild: The influence of feeding opportunities

Authors: Esther Magdalene Ellersgaard Enevoldsen, Katrine Møller-Lassesen, Ninna Larsen, Oliver Emil Søndergård Gert, Rune Holmegaard, Stine Ellegård Jensen, Cino Pertoldi, Trine Hammer Jensen, Aage Kristian Olsen Alstrup, K Johansen

Publication/Journal: Genetics and Biodiversity Journal

Keywords: animal welfare, enrichment, ethology, feeding, giraffa camelopardalis rothschildi, noctournal behavior, ruminants, stereotypical behavior, zoo

2022

Orangulas: effect of scheduled visual enrichment on behavioral and endocrine aspects of a captive orangutan (Pongo pygmaeus)

Authors: Juan Olvido Perea Garcia, Alessandro Miani, Aage Kristian Olsen Alstrup, Jens Malmkvist, Cino Pertoldi, Trine Hammer Jensen, Rikke Kruse Nielsen, Dan Witzner Hansen, Lars A Bach

Publication/Journal: Journal of Zoo and Aquarium Research

Keywords: cortisol, ethogram, no rewards, orangutan, scheduled, visual enrichment

2020

Orangulas: effect of scheduled visual enrichment on behavioral and endocrine aspects of a captive orangutan (Pongo pygmaeus): effect of scheduled visual enrichment on behavioral and endocrine aspects of a captive orangutan

Authors: Juan Olvido Perea Garcia, Alessandro Miani, Aage Kristian Olsen Alstrup, Jens Malmkvist, Cino Pertoldi, Trine Hammer Jensen, Rikke Kruse Nielsen, Dan Witzner Hansen, Lars A Bach

Publication/Journal: Journal of Zoo and Aquarium Research

Keywords: cortisol, ethogram, no rewards, orangutan, scheduled, visual enrichment

2020

What is animal happiness?

Authors: Laura E. Webb, Ruut Veenhoven, Jes Lynning Harfeld, Margit Bak Jensen

Publication/Journal: Annals of the New York Academy of Sciences

Keywords: affect balance, animal welfare, human happiness, typical level of affect

2019

Evaluating measures of exploratory behaviour in sows around farrowing and during lactation—A pilot study

Authors: Anna Valros, Lene Juul Pedersen, Merja Pöytäkangas, Margit Bak Jensen

Publication/Journal: Applied Animal Behaviour Science

Keywords: energy status, exploration, lactation, manipulable object, novel object, sow

2017

Intranasal oxytocin and a polymorphism in the oxytocin receptor gene are associated with human-directed social behavior in golden retriever dogs

Authors: Mia E. Persson, Agaia J. Trottier, Johan Bélteky, Lina S. V. Roth, Per Jensen

Publication/Journal: Hormones and Behavior

Keywords: behavior genetics, canine, canine behavior, domestic dog, oxtr, oxytocin, oxytocin receptor gene, social behavior, wolf

2017

Quantifying long-term impact of zoo and aquarium visits on biodiversity-related learning outcomes

Authors: Eric A. Jensen, Andrew Moss, Markus Gusset

Publication/Journal: Zoo Biology

Keywords: aquarium, biodiversity, education, impact, visit, zoo

2017

Assessment of aversion and unconsciousness during exposure to carbon dioxide at high concentration in lambs

Authors: P. Rodríguez, A. Dalmau, X. Manteca, H. Litvan, E. W. Jensen, A. Velarde

Publication/Journal: Animal Welfare

Keywords: animal welfare, auditory-evoked potential, aversion, carbon dioxide, sheep, stunning

2016

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