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Date: 05/13/25
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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=libido

Does the timing of estrogen administration after castration affect its ability to preserve sexual interest in male rats? — Exploring the critical period hypothesis

Authors: Erik Wibowo, Richard J. Wassersug

Publication/Journal: Physiology & Behavior

Keywords: androgen-deprivation, castration, critical period hypothesis, estradiol, libido, mounting, sexual interest

2013

How should the psychological well-being of zoo elephants be objectively investigated?

Authors: Georgia J. Mason, Jake S. Veasey

Publication/Journal: Zoo Biology

Keywords: cortisol, motivation, preference, stress, welfare, zoos

2010

Serum testosterone in captive male rhinoceros: Effects of season, age, stress, and sociosexual environment

Authors: Bruce W. Christensen

Publication/Journal: Reproductive Physiology: College of Veterinary Medicine

Keywords: breeding, captive, cortisol, eia, elisa, endangered, enzyme immunoassay, free-ranging, management, reproductive physiology, rhinoceros, testosterone, thesis

2007

Reproductive endocrine monitoring of elephants: An essential tool for assisting captive management

Authors: Janine L. Brown

Publication/Journal: Zoo Biology

Keywords: estrous cycle, hormones, non-invasive monitoring, pregnancy, progestogens, testis

2000

Reproductive status of cheetahs (Acinonyx jubatus) in North American Zoos: The benefits of physiological surveys for strategic planning

Authors: D. E. Wildt, J. L. Brown, M. Bush, M. A. Barone, K. A. Cooper, J. Grisham, J. G. Howard

Publication/Journal: Zoo Biology

Keywords: assisted reproduction, follicle, hormone, ovary, reproductive-performance, semen, sperm

1993

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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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Celebrating and Saving Wildlife and Wild Places
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