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Date: 10/14/24
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Our Goals

  1. Acquire and make easily accessible to zoo and aquarium professionals the current body of knowledge on animal welfare and ethics.
  2. Conduct and facilitate welfare assessments and applied welfare research on captive exotic animals.
  3. Convene important discussions and presentations on captive exotic animal welfare and ethics.
  4. Train professionals on captive exotic animal welfare best practices and policies.
  5. Recognize advances in improving captive exotic animal welfare and ethics through awards.
URL: https://detroitzoo.org/resources/?ignore=title%2Cabstract%2Cpublication%2Ckeywords&fwp_search=Jonas%20R.%20R.%20Torfs

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

Qualitative Behavioural Assessment of bonobo emotional expressivity across observer groups and zoo housing environments

Authors: Daan W. Laméris, Marina Salas, Marcel Eens, Lisa Gillespie, Nicky Staes, Jonas R. R. Torfs, Jonas Verspeek, Hilde Vervaecke, Samantha J. Ward, Jeroen M. G. Stevens

Publication/Journal: Animal Welfare

Keywords: animal welfare, emotion, Fixed List, free choice profiling, primate, qba

2024

Qualitative Behavioural Assessment of bonobo emotional expressivity across observer groups and zoo housing environments

Authors: D. W. Laméris, M. Salas, M. Eens, L. Gillespie, N. Staes, J. R. Torfs, J. Verspeek, H. Vervaecke, S. J. Ward, J. M. Stevens

Publication/Journal: Anim Welf

Keywords: animal welfare, emotion, Fixed List, free choice profiling, primate, qba

2024

The quest to develop automated systems for monitoring animal behavior

Authors: Janice M. Siegford, Juan P. Steibel, Junjie Han, Madonna Benjamin, Tami Brown-Brandl, Joao R. R. Dórea, Daniel Morris, Tomas Norton, Eric Psota, Guilherme J. M. Rosa

Publication/Journal: Applied Animal Behaviour Science

Keywords: animal behavior, Automated monitoring technology, observation, sensors

2023

Visually assessed body condition shows high heritability in a pedigreed great ape population

Authors: Jonas R. R. Torfs, Marcel Eens, Daan W. Laméris, Jeroen M. G. Stevens, Jonas Verspeek, Jean-Pascal Guery, Nicky Staes

Publication/Journal: American Journal of Primatology

Keywords: animal models, body condition score, bonobo, relative fat mass

2023

The influence of sex, rearing history, and personality on abnormal behaviour in zoo-housed bonobos (Pan paniscus)

Authors: Daan W Laméris, Nicky Staes, Marina Salas, Steffi Matthyssen, Jonas Verspeek, Jeroen MG Stevens

Publication/Journal: Applied Animal Behaviour Science

Keywords: abnormal behavior, animal welfare, bonobo, great ape, personality, rearing, zoo

2021

Investigating the effects of sex and rearing-history on social network position in zoo-housed bonobos

Authors: Jonas Torfs, Jeroen Stevens, Jonas Verspeek, Daan Lameris, Marcel Eens, Nicky Staes

Publication/Journal: BIAZA Research Symposium, Date: 2021/07/13-2021/07/14, Location: Online

Keywords: bonobos, rearing history, social network analysis

2021

Time-lag of urinary and salivary cortisol response after a psychological stressor in bonobos (Pan paniscus)

Authors: Jonas Verspeek, Verena Behringer, Daan W Laméris, Róisín Murtagh, Marina Salas, Nicky Staes, Tobias Deschner, Jeroen MG Stevens

Publication/Journal: Scientific Reports

Keywords: bonobos, cortisol, stress

2021

The influence of sex, rearing history, and personality on abnormal behaviour in zoo-housed bonobos (Pan paniscus)

Authors: Daan W Laméris, Nicky Staes, Marina Salas, Steffi Matthyssen, Jonas Verspeek, Jeroen MG Stevens

Publication/Journal: Applied Animal Behaviour Science

Keywords: abnormal behaviour, animal welfare, great ape, personality, rearing, zoo

2020

Genetic guidelines for captive breeding and reintroductions of the endangered Black-fronted Piping Guan, Aburria jacutinga (galliformes, cracidae), an Atlantic Forest endemic

Authors: Paulo R. R. Oliveira-Jr, Mariellen C. Costa, Luis F. Silveira, Mercival R. Francisco

Publication/Journal: Zoo Biology

Keywords: aves, conservation, endangered species, genetic variability, management

2016

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