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Skip to Search Results- 1Berg, Jodi Elizabeth
- 1Geary, Andrew Bruce
- 1Gritter, Kelsey M.
- 1Habib, Thomas J
- 1MacAulay, Kara M
- 1Mulligan, Kelly
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Disparity in conspecific interaction and vigilance behaviour in a partially-migratory elk herd (Cervus canadensis) on a sympatric winter range
DownloadSpring 2023
Sociality incurs costs and benefits for group-living animals that may influence small-scale behavioural trade-offs such as vigilance and foraging. I examined interaction, vigilance, and foraging behaviours among elk in the partially migratory Ya Ha Tinda elk herd (Cervus canadensis) in Alberta,...
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Ecology and management of white-tailed deer (Odocoileus virginianus) and mule deer (O. hemionus) of east-central Alberta in relation to chronic wasting disease
DownloadFall 2010
Chronic wasting disease (CWD) is a fatal pathogen affecting white-tailed and mule deer in east-central Alberta, and I addressed two current limitations of CWD management. First, to improve precision and accuracy of density estimates obtained from aerial surveys, I evaluated alternative survey...
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Foraging-predator avoidance trade-offs made by migrant and resident elk (Cervus elaphus) on their sympatric winter range
DownloadFall 2009
Migratory behaviour of the Ya Ha Tinda (YHT) elk population is diminishing while the number of residents remaining on the YHT winter range year-round is increasing. Previous research addressing the fitness consequences of each migratory strategy assumed there was no advantage to either segment...
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Individual-based movement model of mule deer (Odocoileus hemionus) contacts and application to artificial attractants
DownloadSpring 2022
Chronic wasting disease (CWD) is an emerging prion disease in Canada that infects mule deer, white-tailed deer, elk, and moose by direct and environmental transmission and is invariably fatal. CWD spread can be promoted at “hotspots” that attract deer, such as attractants that are created in...
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Landscape Ecology of Mule Deer (Odocoileus hemionus) and White-tailed Deer (O. virginianus) with Implications for Chronic Wasting Disease
DownloadFall 2012
Chronic wasting disease (CWD) is a fatal prion disease of cervids that continues to spread into new regions of Canada despite containment efforts. I examine the importance of landscape connectivity using circuit theory and source/sink habitats that are based on selection, survival and...
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Linking partial migration to endo- and ectoparasite infection of collared and uncollared elk (Cervus canadensis)
DownloadFall 2019
Ungulate ecology studies can focus on forage-predation interactions, but parasites also can have significant impacts on body condition, fecundity, and survival in ungulates. The effects of migration on parasite exposure are not well understood, but exposure may differ on allopatric summer ranges....
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Long-term changes in migratory patterns of elk (Cervus canadensis) in the southern Rocky Mountain Trench of British Columbia, Canada
DownloadSpring 2021
Migration can be described as a round-trip movement between distinct ranges and is thought to be a response to a spatiotemporal variation in resources. Large vertebrate herbivores such as ungulates often migrate to track seasonal variability in high quality forage and reduce predation risk....
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Spring 2019
Partial migration, a phenomenon wherein only one fraction of a population migrates, is taxonomically widespread. While well-studied in birds and fish, partial migration in large herbivores only recently has come into the spotlight due to migratory ungulates’ global loss. In this dissertation, I...
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Spatial Predation Risk and Interactions Within a Predator Community on the Rocky Mountains East Slopes, Alberta
DownloadSpring 2019
Understanding how large carnivores spatially partition the landscape is essential for understanding how they collectively pose risk to their prey. Most research on predation risk focuses on how prey respond to a single predator species, but prey respond to a community of predators. Additionally,...
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Spatial predation risk for elk (Cervus elaphus) in a multi-predator community on the Rocky Mountain East Slopes, Alberta
DownloadSpring 2019
There is evidence that prey can perceive the risk of predation, and may alter habitat selection, increase vigilance, alter social grouping, and reduce migratory behaviour in response. Previous approaches that quantify predation risk have focused on measuring the different phases of predation such...