Cooperation is a key innovation in evolution, from evolution of genomes and multicellular organisms to insect societies, such as ants and honeybees to human societies. Crucially, any cooperation is stable only when conflicts among group members are kept at bay. Researchers from the Universities of Oulu and Helsinki in Finland investigated how ant queens balance competition and cooperation.
Click here for original story, Ants avoid reproductive competition with close relatives, suggests study
Source: Phys.org