Megan L. van Wolkenten

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Traditionally, scientists believed that crowded housing conditions increased aggression in animals. Recent research on captive primates fails to support a linear relationship between population density and aggressive behavior. Our study is the first to investigate the effects of acute crowding on a New World primate. We observed brown capuchins (Cebus(More)
By Courtney Elizabeth Helfrecht Washington State University May 2009 Chair: Edward H. Hagen Aggression is often considered a maladaptive behavior, and is an important social problem cross-culturally. There are two primary theoretical arenas examining the origins of age and sex differences in aggression. Evolutionary theories assert that sexual selection has(More)
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