The prevailing hypotheses for the evolution of cognition focus on either the demands
associated with group living (the social intelligence hypothesis (SIH)) or ecological …

Understanding the ways in which individuals cope with threats, respond to challenges, make
use of opportunities and mediate the harmful effects of their surroundings is important for …

Social organisation in animals takes many forms. It includes assemblages of territorial
animals, dominance hierarchies and social groups, among other things. The basic tenet that …

The social intelligence hypothesis states that the demands of social life drive cognitive
evolution,,. This idea receives support from comparative studies that link variation in group …

How can the stunning diversity of social systems and behaviours seen in nature be
explained? Drawing on social evolution theory, experimental evidence and studies …

Change in behaviour is usually the first response to human‐induced environmental change
and key for determining whether a species adapts to environmental change or becomes …

When an individual ascends in dominance status within their social community, they often
undergo a suite of behavioural, physiological and neuromolecular changes. While these …

It is generally agreed that variation in social and/or environmental complexity yields variation
in selective pressures on brain anatomy, where more complex brains should yield increased …

Many animals live in groups because of the potential benefits associated with defense and
foraging. Group living may also induce a 'calming effect'on individuals, reducing overall …

Measures of cognitive performance, derived from psychometric tasks, have yielded
important insights into the factors governing cognitive variation. However, concerns remain …