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Separating the Effects of Group Size, Density, and Enclosure Size on Movement and Use of Space in Domestic Fowl (Gallus gallus domesticus)
(2008-04-24)
This project was designed to separate the confounded effects of group size, density, and enclosure size, and to examine the role of enclosure design and its related parameters in shaping movement patterns and use of space ...
EPIDEMIOLOGIC ANALYSIS OF RISK FACTORS FOR LOCAL DISAPPEARANCES OF NATIVE RANID FROGS IN ARIZONA
(2005-08-11)
This study used epidemiologic case-control methodology to examine habitat and environmental factors contributing to amphibian declines in Arizona. Risk factors were compared between sites where frogs disappeared (cases) ...
Neuronal Activation Following Cohabitation in the Prairie Vole (Microtus ochrogaster)
(2004-04-29)
Sexually naïve female prairie voles require exposure to a novel male to activate the neural circuits involved in the formation of stable pair bonds and to stimulate sexual receptivity. The objective of our study was to ...
Post-bottleneck inbreeding accumulation reduces fitness in laboratory populations of <italic>Tribolium castaneum</italic> under environmental stress
(2008)
Populations are often driven to extinction due to low genetic diversity. One major cause for loss of genetic diversity in a population is a demographic bottleneck. A demographic bottleneck was imposed on twenty-one populations ...
Developing a Methodology for the Assessment of Freedom of Movement: The Influence of Spatial Parameters on Movement and Space Use in Mice (Mus musculus)
(2008-11-26)
Despite recent progress in developing housing conditions that more effectively meet the needs of managed species, there remains a lack of detailed information regarding the influence of a space on animal health and well-being. ...