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Full-Text Articles in Life Sciences

Dominance Or Leverage? An Analysis Of Female Power In Captive Varecia, Jessie E. Birckelbaw Jan 2021

Dominance Or Leverage? An Analysis Of Female Power In Captive Varecia, Jessie E. Birckelbaw

Graduate Research Theses & Dissertations

Lemurs are unusual in that, unlike in most other primates, females have more power than males. This is evident by females receiving priority access to foods and preferred spaces, and frequent grooming. Rebecca Lewis provided a framework to analyze the basis of female power that distinguishes between true dominance and leverage. Dominance is defined as the physical ability to overpower an individual, whereas leverage is the ability to influence others based on intangible resources, such as social currency like grooming or the potential for mating. This study aimed to investigate female power in the critically endangered ruffed lemurs (genus Varecia). …


Phylogeography, Diversification, And Historical Demography Of The White-Toothed Rats (Berylmys) In Indochina, Kristy Lee Tuttle Jan 2021

Phylogeography, Diversification, And Historical Demography Of The White-Toothed Rats (Berylmys) In Indochina, Kristy Lee Tuttle

Graduate Research Theses & Dissertations

Berylmys, the White-toothed rats, and other members of the Rattus sl (Rattus, Maxomys, Leopoldamys, Niviventer, Bandicota, and Sundamys) evolved from 3-5 million years ago during a period of dynamic landscape change in Indochinese south Asia wherein climatically stable, warm forests of Miocene and Pliocene Indochina transitioned to a modern landscape regime. From the late Pliocene through the terminal Pleistocene, climate changes, ecological shifts, rising and falling sea levels, and tectonic uplift drove adaptive radiation within Rattus sl, in complex interactions that are still not completely understood. The goal of this study is to understand species relationships and population structure in …