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Just outside the hum and buzz of San Francisco, there's a hum and buzz of a different sort. It's the sound of thousands of acres of almond crops being pollinated by bees���bees in such demand that they must be trucked in from as far as Texas. Almond grower Dave Phippen explains why. keeping this winged labor force happy and healthy is a vital but tricky business.

In this interactive presentation with Exploratorium biologist Karen Kalumuck, find out how flowers entice bees, what bees see in a flower, and the importance of bees to agriculture. Also learn about Colony Collapse Disorder, which is causing once-thriving honeybee colonies to disappear.