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Skip to Search Results- 2Herzog, Jens A
- 2Miyashita, Tetsuto
- 2Richardson, Evan Shaun
- 2Vernygora, Oksana V
- 1Abbott, Sean P. (Sean Patrick), 1966-
- 1Abd Elhafiz, Areeg
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Spring 2018
Cretaceous birds of Alberta are poorly understood, as skeletal elements are rare and typically consist of fragmentary postcranial remains. A partial avian coracoid from the upper Campanian Dinosaur Park Formation of Alberta, Canada can be referred to the Ornithurae, and is referred to here as...
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Critical Swimming Speed and Metabolic Activity as Predictors of Ecologically Relevant Behaviour in Juvenile Rainbow Trout (Onchorhynchus mykiss)
DownloadSpring 2019
Swimming ability in fish is vital for survival since it relates to behaviours such as avoiding predators, capturing prey, migration, and reproduction. Critical swimming speed is the most commonly used measure to quantify swimming ability, and so it is often assumed to be a good indicator of...
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Cryptochrome Expression in the Zebrafish Retina: Potential Implications for Magnetoreception
DownloadFall 2018
A variety of organisms have been shown to use the Earth’s magnetic field to orient in local-spaces and to navigate long-distances. Although behavioural evidence of magnetoreception has been reported in a diverse range of taxa, the proximate mechanisms of this phenomenon have yet to be revealed....
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Cumulative Impacts of Multiple Stressors on Aquatic Communities: Novel Fish Predators in Warming Mountain Lakes
DownloadFall 2015
Novel anthropogenic perturbations (i.e. stressors) often mediate the effects of each other, generating “ecological surprises”. While the cumulative impact of certain stressors on individual organisms and populations is becoming better understood, little is known about how their net effects...
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Dall sheep (Ovis dalli dalli), grizzly bear (Ursus arctos) and wolf (Canis lupus) interactions in the Northern Richardson Mountains, Canada
DownloadFall 2012
Lambert Koizumi, Catherine M S
Assessing the impact of predators on a prey population is inherently challenging, a fortiori in remote ecosystems. With this thesis, I studied the interactions between a recently declining Dall sheep (Ovis dalli dalli) population and two predators: grizzly bears (Ursus arctos) and wolves (Canis...
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Fall 2010
Plaques formed by DC1 on B. cepacia LMG 18821 and B. cenocepacia PC184 are surrounded by large and expanding halos when production of the exopolysaccharide (EPS) cepacian is induced. This plaque morphology indicates that DC1 putatively carries an EPS depolymerase enzyme. Plaque halos were absent...
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Defining roles for SHORT VEGETATIVE PHASE/AGAMOUS-LIKE 24-like (SAL) genes in the activity-dormancy transitions of white spruce (Picea glauca) terminal buds
DownloadSpring 2018
An important part of the annual growth cycle of white spruce (Picea glauca [Moench.] Voss; Pg) trees is the transition from active growth to dormancy, which confers protection against the potentially destructive environmental elements of winter. Terminal bud formation and cessation of meristemic...