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Skip to Search Results- 1Broadley, Kate R
- 1DeMars, Craig A
- 1Dickie, Melanie M
- 1Droghini, Amanda
- 1Gorrell, Jamie
- 1Haines, Jessica A.
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Measuring wildlife response to seismic lines to inform land use planning decisions in northwest Canada
DownloadFall 2012
Development of hydrocarbon resources across northwest Canada has spurred economic prosperity but also generated concerns over impacts to biodiversity. To balance these interests, comprehensive land use plans have been used to match targeted management strategies to ecological components deemed...
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Resources and Reproductive Trade-offs Affect Fitness, Life History Traits, and Sexual Selection in Red Squirrels
DownloadSpring 2017
Animals face trade-offs throughout life between competing functions, such as between self-maintenance, reproduction, and survival. Resource allocation between these competing functions leads to different patterns of life history traits, changes in investment in reproductive effort, and different...
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Spring 2024
Boreal caribou (Rangifer tarandus caribou) populations are declining across their range and the direct cause is predation. Black bears (Ursus americanus) can be significant predators of caribou neonates, but at high black bear densities in the boreal forest only a small proportion of bears could...
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Snowfall, travel speed, and seismic lines: The effects of snow conditions on wolf movement paths in boreal Alberta
DownloadSpring 2016
In the winter, snow can present a major challenge to large mammals by impeding locomotion, limiting food availability, and imposing additional energetic costs during travel. This thesis examines the effects of snow conditions on the fine-scale movement patterns of grey wolves (Canis lupus) in a...
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The fitness consequences of variation in resting metabolic rate in juvenile North American red squirrels (Tamiasciurus hudsonicus)
DownloadFall 2010
Resting metabolic rate (RMR) is the minimum energy expenditure necessary for survival. RMR varies widely both among and within species and a central question in evolutionary physiology concerns the functional basis for this variation. Juvenile North American red squirrels were used to investigate...
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Fall 2017
Camera traps are an increasingly popular tool for wildlife management. Studies that use detection rates as a simple index of relative abundance assume that movement is not density-dependent. More complex techniques such as spatially-explicit capture recapture models, occupancy models, or...
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Fall 2020
Understanding the causes behind population cycles is a fundamental issue in ecology, and has been the focus of research for decades. One of the most prominent examples of cyclical species is the snowshoe hare (Lepus americanus), a primary prey species in the North American boreal forest that...
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Fall 2015
Predation by grey wolves (Canis lupus) has been identified as an important cause of boreal woodland caribou (Rangifer tarandus caribou) mortality. Wolves have been hypothesized to use human-created linear features such as seismic lines, pipelines and roads to increase ease of movement resulting...
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Fall 2017
The degree to which predator and prey distributions overlap in space influences the probability of encounters between predator and prey, kills of prey, and consequently, how each species’ abundance varies in time and in space. Predator and prey attempt to increase or decrease overlap respectively...