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Date: 11/28/24
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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=Petra%20Studer&ignore=title%2Cabstract%2Cpublication%2Ckeywords

Effects of blue- and red-enriched light on attention and sleep in typically developing adolescents

Authors: Petra Studer, Judith M. Brucker, Cornelia Haag, Jessica Van Doren, Gunther H. Moll, Hartmut Heinrich, Oliver Kratz

Publication/Journal: Physiology & Behavior

Keywords: adolescents, attention, blue-enriched, light, red-enriched, sleep

2019

Nutrition and husbandry conditions of Palearctic tortoises (Testudo spp.) in captivity

Authors: Thomas Bauer, Sven Reese, Petra Koelle

Publication/Journal: Journal of Applied Animal Welfare Science

Keywords: chelonian, diet, European tortoises, keeping, pyramidal growth syndrome

2019

Differences in alarm calls of juvenile and adult European ground squirrels (Spermophilus citellus): Findings on permanently marked animals from a semi-natural enclosure

Authors: Irena Schneiderová, Petra Schnitzerová, Jitka Uhlíková, Pavel Brandl, Jan Zouhar, Jan Matějů

Publication/Journal: Zoo Biology

Keywords: age-related differences, bioacoustics, sciuridae, semi-captive population, vocalization

2015

Sexual segregation in rockhopper penguins during incubation

Authors: Katrin Ludynia, Nina Dehnhard, Maud Poisbleau, Laurent Demongin, Juan F. Masello, Christian C. Voigt, Petra Quillfeldt

Publication/Journal: Animal Behaviour

Keywords: ecological niche model, energetic requirement, eudyptes chrysocome, falkland islands/islas malvinas, gps logger, maxent, sex-specific behaviour, southern rockhopper penguin, spatial segregation, stable isotope analysis

2013

Feeding live prey to zoo animals: response of zoo visitors in Switzerland

Authors: Lauren Cottle, Dan Tamir, Mimoza Hyseni, Dominique Bühler, Petra Lindemann-Matthies

Publication/Journal: Zoo Biology

Keywords: live feeding, re-introduction, survey, visitor experience, well-being

2010

Maternal deposition of yolk corticosterone in clutches of southern rockhopper penguins (Eudyptes chrysocome chrysocome)

Authors: Maud Poisbleau, Laurent Demongin, Colette Trouve, Petra Quillfeldt

Publication/Journal: Hormones and Behavior

Keywords: disturbance, laying date, laying sequence, maternal investment, reversed hatching asynchrony, southern rockhopper penguins (eudyptes chrysocome chrysocome), yolk corticosterone

2009

Female influences on pair formation, reproduction and male stress responses in a monogamous cavy (Galea monasteriensis)

Authors: Oliver Adrian, Sylvia Kaiser, Norbert Sachser, Pia Jandewerth, Petra Löttker, Jörg T. Epplen, Michael B. Hennessy

Publication/Journal: Hormones and Behavior

Keywords: cortisol, female choice, galea monasteriensis, guinea pig, monogamy, muenster yellow-toothed cavy, pair bond, paternity, reunion, separation, social preference

2008

Experimental evaluation of environmental enrichment of sea turtles

Authors: Corie L. Therrien, Lauren Gaster, Petra Cunningham-Smith, Charles A. Manire

Publication/Journal: Zoo Biology

Keywords: captivity, enrichment, reptiles, sea turtles, special needs, stress

2007

Relationship between androgens, environmentalfactors and reproductive behavior in male white rhinoceros (Ceratotherium simum simum)

Authors: Petra Kretzschmar, Udo Gansloßer, Martin Dehnhard

Publication/Journal: Hormones and Behavior

Keywords: androgen, enzyme immunoassay, fecal steroids, free-ranging, mating tactics, reproduction, seasonal, social behavior, white rhinoceros

2004

Stimulating Natural Behavior in Captive Bears

Authors: Petra A. Grandia, Jiska J. Van Dijk, Paul Koene

Publication/Journal: Ursus

Keywords: captive european brown bear, education, feeding conditions, natural behavior, ursus-arctos

2001

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