News tagged with dominance

Bonobos' unusual success story

Mate competition by males over females is common in many animal species. During mating season male testosterone levels rise, resulting in an increase in aggressive behavior and masculine features. Male bonobos, ...

Jan 23, 2012 4.5 / 5 (6) 0 | with audio podcast

Birdsong independent of brain size

(PhysOrg.com) -- The brains of all vertebrates display gender-related differences. In songbirds, for example, the size of the brain areas that control their singing behaviour could be linked to the size of ...

Jun 13, 2011 3 / 5 (1) 0 | with audio podcast