21 January 2010

Bee decline linked to falling biodiversity

By Richard Black
Environment correspondent, BBC News website

The decline of honeybees seen in many countries may be caused by reduced plant diversity, research suggests.

Bees fed pollen from a range of plants showed signs of having a healthier immune system than those eating pollen from a single type, scientists found.

Writing in the journal Biology Letters, the French team says that bees need a fully functional immune system in order to sterilise food for the colony.

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