One class of insecticides makes an entire corn plant poisonous to many insects that feed on it, including bees. iStockphoto.com hide caption
bees bees
Almond trees rely on bees to pollinate during their brief bloom for a few weeks in February. Winfried Rothermel/APN hide caption
Why California Almonds Need North Dakota Flowers (And A Few Billion Bees)
A report says that pollen is often filtered out of honey sold in the U.S., which could make it hard to determine if the honey came from a safe place. Ellen Webber/NPR hide caption