Cooperative breeding often evolved in harsh and arid habitats characterized by high levels
of environmental uncertainty. Most forms of cooperative behavior have energetic costs and …

Food-associated calls are widespread among primates. Its main function is to attract
conspecifics to food sources, and callers may benefit from an increase in their inclusive …

A benefit of living in groups is the potential to evolve coordinated antipredator strategies.
Sentinel behaviour is a form of coordinated vigilance behaviour, where usually one …