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Filtering by: Creator Simpson, Robert Sanford Advisor Dugger, Katie M. Degree Field Wildlife Science

Foraging ecology of barred owls where they are outcompeting the threatened northern spotted owl

Creator:

Baumbusch, Ryan C.

Abstract:

Following European-American colonization of North America and associated landscape changes, barred owls (Strix varia) underwent a dramatic expansion of their historical range. The barred owl expanded across the previously tree-less Great Plains that had limited their distribution, and into the forests along the west coast. In these western forests they...

Resource Type:

Dissertation
Life History Trade-offs: The Effects of Habitat Selection on Columbian Black-tailed Deer Survival in Oregon

Creator:

Clark, Jessica S.

Abstract:

The assessment of habitat quality for wild populations requires evaluation of vital rates associated with the use of that habitat. Factors associated with bottom-up (forage) or top-down (predation) regulation and the relative contribution of these processes on ungulate populations are difficult to quantify, especially for a cryptic, but widely distributed...

Resource Type:

Masters Thesis

Full Text:

graduate students. Finally, I thank my parents Robert and Carol Clark for introducing me to the outdoors