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Skip to Search Results- 1Carreira Bruinjé, Tony
- 1Coleman, Robert J.
- 1Duncan, A. M. Nancy.
- 1Dyck, Brittany L
- 1Haché, Samuel Alcide
- 1Haines, Jessica A.
- 9Department of Biological Sciences
- 5Department of Agricultural, Food, and Nutritional Science
- 2Faculty of Nursing
- 1Department of Agricultural, Food and Nutritional Science
- 1Department of Foods and Nutrition
- 1Department of Renewable Resources
- 1Ambrose, Divakar (Department of Agricultural, Food and Nutritional Science)
- 1Ambrose, Divakar J (Department of Agricultural, Food and Nutritional Science)
- 1Austin, Wendy (Faculty of Nursing)
- 1Bayne, Erin (Biological Sciences)
- 1Bayne, Erin (Biological Sciences)/ Villard, Marc-André (Biologie; Université de Moncton)
- 1Boutin, Stan (Biological Sciences)
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Population-level responses of fathead minnow (Pimephales promelas) to alarm substances and predator odour
DownloadSpring 2010
Alarm substances, released by injured prey, and odours from predators, such as northern pike, are chemical cues associated with increased predation risk in aquatic ecosystems. In laboratory studies, individual prey can respond to the presence of such cues by reducing conspicuous behaviours, such...
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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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Rising from the ashes; an unanticipated failure with the engorgement factor voraxin leads to advances in three areas of tick biology: Developmental abnormalities and parthenogenesis, identification of a Coxiella-like symbiont and the molecular characterization of vitellogenesis in the southern African bont tick, Amblyomma hebraeum Koch (1844)
DownloadFall 2012
Weiss and Kaufman (2004, PNAS 101: 5874-5879) demonstrated that injections of fed male gonad homogenates stimulate engorgement in virgin female Amblyomma hebraeum ticks, due to the presence of the engorgement factor voraxin. They also showed voraxin's potential as part of an anti-tick vaccine:...
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Seasonal phenology and reproductive behaviour of Dioryctria species Zeller (Lepidoptera: Pyralidae) in British Columbian seed orchards
DownloadSpring 2011
Seasonal phenology and mating frequency of moths in the genus Dioryctria found sympatrically in north Okanagan Valley, British Columbia seed orchards were assessed. Female moths in the abietella, auranticella, ponderosae and schuetzeella species groups were trapped in Douglas-fir, lodgepole pine...
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Spatial ecology of cougars (Puma concolor) in the Cypress Hills: Implications for human-cougar interactions and range expansion
DownloadFall 2013
Cougar (Puma concolor) range is expanding eastward in North America. Understanding how range expansion is occurring in a human-dominated landscape is needed to manage the social and ecological implications of a returning large carnivore. To address this, I used GPS-radio collars and...
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Spring 2013
Early embryonic development is a dynamic period that requires precise and timely interaction between the developing embryo and the maternal environment. A series of studies were carried out in order to identify the vital components of this environment and to understand their temporal and spatial...
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The effects of defoliation on growth, reproduction and pollination of a non-native legume (Astragalus cicer) in the mixedgrass prairie
DownloadSpring 2017
Herbivory can lead to trade-offs between plant growth and reproduction as defoliated plants lose initial resource investments and have reduced photosynthetic capacity. This trade-off can lead to reduced investment into reproductive structures and have repercussions for floral traits, pollinator...
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Understanding the role of diets enriched in long chain fatty acids on postpartum reproductive function and embryo development in dairy cows
DownloadSpring 2016
The objectives of this work were to investigate the influence of diets enriched in long chain fatty acids on feed intake, calf birth weight, maternal and neonatal fatty acid profiles, milk production, postpartum reproductive function, early embryonic development and its transcriptome profile in...