"When many people think of bees, they are likely to picture the western domesticated honey bee, insects that live in large, socially complex societies inside a hive with a single queen and thousands of workers. But this familiar bee is just one of more than 20,000 species of bees--and almost none of the others is anything like it. In Bees of the World, Laurence Packer, one of the world's foremost experts on wild bees, celebrates the amazing diversity...