Question of the Week, 11.10.2010
In the past few years this question has mainly been approached by kin evolution theory, which explains eusociality based on the concept of inclusive fitness. But recently a heated debate started among scientists studying the evolution of social behaviour if this holds true.
Further reading:
Nature 466, 1057-1062 (26 August 2010)
Nature 467, 653-655 (7 October 2010)
Nature 467, 661 (7 October 2010)
Leonie Mueck