File photo dated 03/08/10 of a bumblebee collecting nectar from a flower as tougher controls on importing bumblebees are needed to protect native bees, scientists have urged after a study revealed ... more 
File photo dated 03/08/10 of a bumblebee collecting nectar from a flower as tougher controls on importing bumblebees are needed to protect native bees, scientists have urged after a study revealed widespread disease in colonies being brought into the UK. less 
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Wed, Jul 17, 2013 10:07 PM EDT