Children who have friends show more cooperative behaviour and feel more connected at school. (kidsmatter.edu.au)
«It brings us one step closer to understanding how these animals evolved their amazing cooperative behaviour, which in many ways is a step beyond human evolution,» he said. (sciencedaily.com)
I made lots of efforts to acknowledge and thank them for cooperative behaviour as I witnessed it, but for the most part, they engaged in positive play because it was rewarding in itself. (sugarspiceandglitter.com)