A new study has mounted perhaps the most intricate, detailed look ever at the diversity in structure and form of bees, offering new insights in a long-standing debate over how complex social behaviors ...
Schultz, Ted R., Engel, M. S., and Ascher, J. S. 2001. "Evidence for the Origin of Eusociality in the Corbiculate Bees (Hymoptera: Apidae)." Journal of the Kansas ...