Variation in aggression rates and urinary cortisol levels indicates intergroup competition in wild bonobos - Cheng L, Lucchesi S, Mundry R, Samuni L, Deschner T, Surbeck M.

Intergroup competition is a widespread phenomenon across taxa and groups typically compete over access to limited resources, such as food and mates. Such intergroup competition may be quantified by changes in individuals' behavioral and physiological sta...
Source: SafetyLit - Category: International Medicine & Public Health Tags: Ergonomics, Human Factors, Anthropometrics, Physiology Source Type: news