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Scientists have that pesticides the ability of bees to food. Bees must which flowers nectar (their food) from the smell of the flowers. If the bees do not learn which scents food, they will . Researchers at the University of Dundee in Scotland and Newcastle University in England found that pesticides used by farmers and gardeners can off the part of a bee's brain that is responsible for associating smells with food. Lead researcher Dr Geraldine Wright said pesticides could seriously the survival of honeybee colonies. She said, "bees that cannot learn will not be able to find food". This also means bees will not crops and wild plants.

Bee populations around the world have been . Scientists have for a long time for a reason why so many bees are . This new research may be an important clue. However, the British government does not want to stop the use of the pesticides that may bees from learning. It wants to more tests to pesticides are the real reason for the reduction in the number of bees. A spokeswoman from the Friends Of The Earth charity said the government must sooner rather than later. "Bee health is far too urgent to until more research has been . [Controls] should be on these pesticides until bee safety can be [guaranteed]," she said.