Trucked-in honeybees may edge out bigger bumblebee foragers

In Ireland, bumblebees’ size and activity changed when the honeybee hives arrived

A bumblebee clings upside down to a pink cluster of blossoms.

A bumblebee clings to blooming heather. Local bees may be faced with competition when honeybees are brought in to feast on the mass blooms on Irish heathlands.

Roman Overko/Alamy

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