Resources Archive - Page 146 of 849 - Center for Zoo Animal Welfare

A description of unique fluorescent yellow pigments in penguin feathers

Authors: Kevin J. McGraw, Matthew B. Toomey, Paul M. Nolan, Nathan I. Morehouse, Melanie Massaro, Pierre Jouventin

Publication/Journal: Pigment Cell Research

Keywords: birds, hplc, plumage, pterin, reflecting platelets, sphenisciformes, yellow pigmentation

Year: 2007

A note on swimming group size in captive African penguins (Spheniscus demersus) in relation to weather conditions

Authors: Yoshihisa Mori

Publication/Journal: Applied Animal Behaviour Science

Keywords: group-size, penguin, spheniscus demersus, swimming

Year: 1999

Hormonal correlations at transition from reproduction to molting in an annual life cycle of Humboldt penguins (Spheniscus humboldti)

Authors: R. Otsuka

Publication/Journal: General and Comparative Endocrinology

Keywords: humboldt penguin, molt, testosterone, thyroxine, triiodothyronine

Year: 2004

Experiments on colour ornaments and mate choice in king penguins

Authors: Gwénaëlle Pincemy, F. Stephen Dobson, Pierre Jouventin

Publication/Journal: Animal Behaviour

Keywords: aptenodytes patagonicus, king penguin, mate choice, ornament, sexual selection

Year: 2009

Acoustic recognition in macaroni penguins: an original signature system

Authors: A. Searby

Publication/Journal: Animal Behaviour

Keywords: eudyptes chrysolophus, kin recognition, macaroni penguins, vocal signatures

Year: 2004

Influence of biological and ecological factors on hematological values in wild Little Penguins, Eudyptula minor

Authors: N. Sergent

Publication/Journal: Comparative Biochemistry and Physiology - Part A: Molecular & Integrative Physiology

Keywords: health, hematology, little penguin

Year: 2004

Hormonal correlates of parental behavior in yellow-eyed penguins (Megadyptes antipodes)

Authors: A. Setiawan, L. Davis, J. Darby, P. Lokman, G. Young, M. Blackberry, B. Cannell, G. Martin

Publication/Journal: Comparative Biochemistry and Physiology - Part A: Molecular & Integrative Physiology

Keywords: endocrinology, penguin, prolactin, reproduction, seabirds, sex steroids

Year: 2006

Effects of artificial social stimuli on the reproductive schedule and hormone levels of yellow-eyed penguins (Megadyptes antipodes)

Authors: A. Setiawan, L. Davis, J. Darby, P. Lokman, G. Young, M. Blackberry, B. Cannell, G. Martin

Publication/Journal: Hormones and Behavior

Keywords: artificial calls, breeding synchrony, field study, hormones, penguin, social facilitation

Year: 2007

Physiological and Behavioral Differences in Magellanic Penguin Chicks in Undisturbed and Tourist-Visited Locations of a Colony

Authors: Brian G. Walker, P. Dee Boersma, John C. Wingfield

Publication/Journal: Conservation Biology

Keywords: corticosterone, ecotourism, human disturbance, spheniscus magellanicus

Year: 2005

Rush and grab strategies in foraging marine endotherms: the case for haste in penguins

Authors: R. Wilson

Publication/Journal: Animal Behaviour

Keywords: energy expenditure, foraging behavior, foraging behaviour, oxygen usage, penguins, prey escape, speed

Year: 2002