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Bonobos' unusual success story
Date:1/23/2012

atus or aggression with testosterone levels. In addition, the researchers found that high-ranking males invested more often than lower-ranking group members into friendly relationships with females. This suggests that these friendly relationships between the sexes are associated with lower male testosterone levels.

"Our study suggests that in bonobos as in in humans intersexual friendships result in hormonal patterns that we know from species in which male individuals are actively participating in raising their young and in which the two sexes enter lasting pair-relationships", says Martin Surbeck.


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Contact: Dr. Tobias Deschner
deschner@eva.mpg.de
49-341-355-0207
Max-Planck-Gesellschaft
Source:Eurekalert  

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Bonobos' unusual success story
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