The diversity of social behaviour among birds and primates is surpassed only by members of the Hymenopteran insects (bees, ants, and wasps). The paper-wasps are

Insects provide excellent model systems for understanding evolutionary ecology. They are abundant, small, and relatively easy to rear, and these traits facilita

Social behavior occurs in some of the smallest animals as well as some the largest, and the transition from solitary life to sociality is an unsolved evolutiona

In this edited collection, 17 internationally known authorities bring together the results of recent research on the natural history, ecology, behavior, morphol

WASPS is the first full-color, illustrated guide featuring approximately 150 species of flower-visiting wasps that occur in eastern North America, and the speci