Is aggression part of our primate nature, wired into our systems because it helps us survive, or do we learn it from such seemingly innocent occupations as watching cartoons and wrestling matches on ...

Displaced aggression, such as lashing out at an unrelated individual after a frustrating experience, is a well-documented phenomenon in both humans and animals. A study conducted by researchers at the ...

Neural activity in the cortical amygdala determines whether mice engage in aggressive or pro-social behavior, according to a new study. By performing a network analysis on whole-brain activity of male ...

A depiction of the paradigm used to assess whether witnessing familiar peers or unfamiliar strangers fight for 10 min leads to aggression 30 min later. Only after watching familiar peers attack do ...

Add Yahoo as a preferred source to see more of our stories on Google. When someone witness acts of aggression in a group, the familiarity of the attackers appears to be decisive on whether aggression ...

Like humans, mice will compete over territory and mates, and show increased confidence in their fighting skills the more they win. At first, a brain chemical called dopamine is essential for young ...

Researchers at the Francis Crick Institute have found that hunger can make virgin female mice aggressive towards pups, but only in certain hormonal states. These mice would usually ignore other ...