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Date: 12/22/24
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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/?fwp_search=summation

Understanding how animals fight with Lloyd Morgan’s canon

Authors: Robert W. Elwood, Gareth Arnott

Publication/Journal: Animal Behaviour

Keywords: assessment, cognition, contest, decision-making, game theory

2012

Can nonhuman primates use tokens to represent and sum quantities?

Authors: Theodore A. Evans, Michael J. Beran, Elsa Addessi

Publication/Journal: Journal of Comparative Psychology

Keywords: capuchin monkeys, chimpanzee, quantity representation, summation, token

2010

Noise-dependent vocal plasticity in domestic fowl

Authors: Henrik Brumm, Rouven Schmidt, Lars Schrader

Publication/Journal: Animal Behaviour

Keywords: acoustic communication, chicken, environmental noise, gallus gallus, lombard effect, syllable duration, temporal summation

2009

A population-based on-farm evaluation protocol for comparing the welfare of pigs between farms

Authors: X. Goossens, L. Sobry, F. Ödberg, F. Tuyttens, D. Maes, S. De Smet, F. Nevens, G. Opsomer, F. Lommelen, R. Geers

Publication/Journal: Animal Welfare

Keywords: animal welfare, animal-based parameters, environment, housing, management, pig husbandry

2008

Relative numerousness judgment and summation in young, middle-aged, and older adult orangutans (Pongo pygmaeus abelii and Pongo pygmaeus pygmaeus)

Authors: Ursula S. Anderson, Tara S. Stoinski, Mollie A. Bloomsmith, Terry L. Maple

Publication/Journal: Journal of Comparative Psychology

Keywords: age differences, cognition, ordinality, quantitative judgment

2007

Attention to combined attention in New World monkeys (Cebus apella, Saimiri sciureus)

Authors: James R. Anderson, Hika Kuroshima, Yuko Hattori, Kazuo Fujita

Publication/Journal: Journal of Comparative Psychology

Keywords: attention, capuchin monkey, cebus apella, new world monkeys, saimiri sciureus, squirrel monkey, visual attention

2005

Multisensory learning: from experimental psychology to animal training

Authors: Candy Rowe

Publication/Journal: Anthrozoos

Keywords: compound stimuli, multimodal, overshadowing, potentiation, summation

2005

Relative numerousness judgment and summation in young and old western lowland gorillas

Authors: Ursula S. Anderson, Tara S. Stoinski, Mollie A. Bloomsmith, Marcus J. Marr, Anderson D. Smith, Terry L. Maple

Publication/Journal: Journal of Comparative Psychology

Keywords: gorillas, quantity, relative numerousness

2005

Summation and numerousness judgments of sequentially presented sets of items by chimpanzees (Pan troglodytes)

Authors: M.J. Beran

Publication/Journal: Journal of Comparative Psychology

Keywords: chimpanzees, numbers, pan troglodytes, summation

2001

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Detroit Zoological Society: Detroit Zoo; Belle Isle Nature Center

Celebrating and Saving Wildlife and Wild Places

8450 W. 10 Mile Road, Royal Oak, MI 48067 | 248-541-5717

The Detroit Zoological Society – a renowned leader in
humane education, wildlife conservation, animal welfare
and sustainability – operates the Detroit Zoo and Belle Isle Nature Center.

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