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Skip to Search Results- 15Biological Sciences, Department of
- 14Graduate and Postdoctoral Studies (GPS), Faculty of
- 14Graduate and Postdoctoral Studies (GPS), Faculty of/Theses and Dissertations
- 10Biological Sciences, Department of/Journal Articles (Biological Sciences)
- 5Biological Sciences, Department of/Research Data and Materials (Biological Sciences)
- 4Canadian Circumpolar Institute
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Spring 2014
Mating systems evolve in response to factors that influence the distribution and availability of mates. In turn mating systems can influence species life histories as a result of sexual selection. Most of what is known about sexual selection in large mammals comes from long-term studies of...
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Unusual predation attempts of polar bears on ringed seals in the southern beaufort sea: Possible significance of changing spring ice conditions
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Richardson, E., Stirling, I., Thiemann, G.W., Derocher, A.E.
In April and May 2003 through 2006, unusually rough and rafted sea ice extended for several tens of kilometres offshore in the southeastern Beaufort Sea from about Atkinson Point to the Alaska border. Hunting success of polar bears (Ursus maritimus) seeking seals was low despite extensive...
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Walking in Their Footsteps: New Approaches to Identify Behavioural Processes and Define Home Ranges Using Animal Movement Data
DownloadFall 2014
Animal movement and space-use patterns influence the distribution and abundance of species, predator-prey interactions, and many other ecological processes. Different approaches are used to study individual's space-use strategies and each approach suffers from unique challenges. The mechanistic...
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Spring 2017
Understanding strategies for maximizing foraging efficiency is central to behavioural ecology. The theoretical optimal olfactory search is crosswind, however empirical evidence of anemotaxis (orientation to wind) among carnivores is sparse. Polar bear (Ursus maritimus) is a sea ice dependent...