Agapostemon
The genus ''Agapostemon'' (literally "stamen loving") is a common group of Western Hemisphere sweat bees, most of which are known as ''metallic green sweat bees'' for their color. They are members of the family of bees known as Halictidae. Like other sweat bees, they are attracted to human sweat, and they use the salt from the sweat for nutrition. They are generally green or blue, especially the head and thorax. Sometimes the abdomen in females is green or blue although it may be striped, and most males have the yellow-striped abdomen on a black or metallic background. They superficially resemble various members of another tribe, Augochlorini, which are also typically metallic green. Nesting All species of ''Agapostemon'' nest in the ground, sometimes in dense aggregations. Some species are communal such as ''A. virescens''. In this and other communal species, multiple females share the same nest entrance, but beneath the common entrance burrow, construct their own portion of ...
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