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Browsing Natural and Agricultural Sciences by Supervisor "Ganswindt, Andre"
Now showing items 1-5 of 5
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(University of Pretoria, 2021-04)Southern right whales (Eubalaena australis) in South Africa have been extensively studied since 1979 through annual photo-identification surveys. The resulting database revealed an increased rate of reproductive failure ...
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(University of Pretoria, 2020-10)South African southern right whales (SRWs; Eubalaena australis) have been studied intensively since 1969, and annual aerial surveys between 1971 and 2006 indicate a predominant 6.9% annual population growth rate – a ...
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(University of Pretoria, 2021)Currently, pangolins are the most trafficked wild mammals in the world, but due to their elusive nature, they are critically understudied. Thus, in addition to acquiring basic knowledge, there is an increased need for ...
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(University of Pretoria, 2020)Although rock hyrax (Procavia capensis) is an abundant species in urban areas of South Africa, limited information exists of their physiological stress response when exposed to anthropogenic disturbances. Previous endocrine ...
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(University of Pretoria, 2012-10-11)Group size affects individual and collective vigilance levels of prey species. As individual vigilance decreases with increasing group size, the indirect risk of predation to each individual and the group as a whole will ...
Now showing items 1-5 of 5