News tagged with social evolution

Competition may be reason for bigger brain

For the past 2 million years, the size of the human brain has tripled, growing much faster than other mammals. Examining the reasons for human brain expansion, University of Missouri researchers studied three common hypotheses ...

dateJun 22, 2009 in Evolution
shares0 comments 5

Texas-sized tract of single-celled clones

A Rice University study of microbes from a Houston-area cow pasture has confirmed once again that everything is bigger in Texas, even the single-celled stuff. The tests revealed the first-ever report of a large, natural colony ...

dateMar 11, 2009 in Ecology
shares0 comments 0

Predators drive social complexity

Variation in social organization and behavior of highly social animals like cichlids is primarily explained by predation risk and related ecological factors. This stresses the significance of predation for social evolution.

dateMar 29, 2016 in Plants & Animals
shares10 comments 0