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Evolutionary Puzzle

All articles tagged with #evolutionary puzzle

science2 years ago

The Advantage of Being a Jerk: Insights from Chimpanzee Studies.

A study conducted by researchers from the University of Edinburgh and Duke University found that male chimpanzees with bullying, greedy, and irritable personalities achieved higher social status and had greater reproductive success than their more submissive and conscientious counterparts. The team observed 28 male chimps in Tanzania’s Gombe National Park to determine the impact of personality traits on success. While the benefits of aggressive behavior were clear, the team found no evidence that certain traits were only advantageous at specific life stages, leading them to conclude that other factors, such as environmental or social conditions, may explain the diversity of personalities in chimpanzees.

science2 years ago

The Advantage of Being a Mean Chimp: Insights from a Study.

A new study published in the journal PeerJ found that male chimpanzees with bullying, greedy, and irritable personalities tend to reach higher rungs of the social ladder and are more successful at siring offspring than their more deferential and conscientious counterparts. However, researchers are puzzled as to why not every chimp is a bully if it leads to success. The study suggests that something else must explain the diversity of personalities in chimpanzees, such as environmental or social conditions, or the cost of certain traits to females.