- September 28, 2010 - 8:15 PM
• Entomologist Marla Spivak is working to protect honeybee populations.
• Honeybees pollinate a third of the U.S. food supply, but parasites, diseases and pesticides are killing them in alarming numbers.
• Spivak's research has focused on "hygienic behavior." She's bred bees that detect sick members of the colony and remove them from the hive.
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