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Date: 05/19/25
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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=estrogens

Characterization of estrous cycles and pregnancy in Somali wild asses (Equus africanus somaliensis) through fecal hormone analyses

Authors: Corinne P. Kozlowski, Helen L. Clawitter, Tim Thier, Martha T. Fischer, Cheryl S. Asa

Publication/Journal: Zoo Biology

Keywords: equid, estrogens, gestation, progestagens

2018

Non-ovarian aromatization is required to activate female sexual motivation in testosterone-treated ovariectomized quail

Authors: Catherine de Bournonville, Jacques Balthazart, Gregory F. Ball, Charlotte A. Cornil

Publication/Journal: Hormones and Behavior

Keywords: approach behavior, aromatase activity, female sexual behavior, japanese quail, partner preference, tamoxifen, vorozole

2016

Changes in Fecal Estrogen Levels and Sexual Behavior in Captive Sichuan Snub-Nosed Monkeys (Rhinopithecus roxellana) Following a Male Replacement

Authors: Yena Kim, Eunha Ko, Susan Lappan, Alan Kezele, Soo Whan Kwon, Jae Chun Choe

Publication/Journal: Zoo Biology

Keywords: copulation frequency, fecal estrogens, male replacement, seasonal breeding

2013

Mechanisms by which neonatal testosterone exposure mediates sex differences in impulsivity in prepubertal rats

Authors: Daniel W. Bayless, Jeffrey S. Darling, Jill M. Daniel

Publication/Journal: Hormones and Behavior

Keywords: aromatase inhibitor, dihydrotestosterone, estradiol, impulsive choice, impulsivity, neonatal, organizational effect, prefrontal cortex, sex difference, testosterone

2013

Reproductive experience does not persistently alter prefrontal cortical-dependent learning but does alter strategy use dependent on estrous phase

Authors: Joanna L. Workman, Tamara Crozier, Stephanie E. Lieblich, Liisa A. M. Galea

Publication/Journal: Hormones and Behavior

Keywords: behavioral flexibility, estrogens, estrus, maternal care, mothering, ovarian hormones, parity, prefrontal cortex

2013

Social influences on the estrous cycle of the captive sun bear (Helarctos Malayanus)

Authors: Cheryl Frederick, Kathleen Hunt, Randall Kyes, Darin Collins, Barbara Durrant, James Ha, Samuel K. Wasser

Publication/Journal: Zoo Biology

Keywords: aggression, behavior, estrus, fecal hormones, male influence, reproductive suppression

2013

Traumatized and inflamed — But resilient: Glial aromatization and the avian brain

Authors: Kelli A. Duncan, Bradley J. Walters, Colin J. Saldanha

Publication/Journal: Hormones and Behavior

Keywords: aromatase, avian, injury, neuroprotection

2013

Voluntary exercise impairs initial delayed spatial alternation performance in estradiol treated ovariectomized middle-aged rats

Authors: Steven L. Neese, Donna L. Korol, Susan L. Schantz

Publication/Journal: Hormones and Behavior

Keywords: dsa, estradiol, middle aged, voluntary wheel running, working memory

2013

Chronic treatment with a GPR30 antagonist impairs acquisition of a spatial learning task in young female rats

Authors: R. Hammond, D. Nelson, E. Kline, R. B. Gibbs

Publication/Journal: Hormones and Behavior

Keywords: estradiol, g-15, reversal learning, t-maze, working memory

2012

Hormonal Correlates of Paternal Care Differences in the Hylobatidae

Authors: M.L. Rafacz, S. U. E. Margulis, R.M. Santymire

Publication/Journal: American Journal of Primatology

Keywords: androgens, estrogens, glucocorticoids, hylobatidae, paternal behavior, paternal behaviour, steroid hormones

2012

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