When the researchers tried to emulate the damage done to the plants by the bumblebees they weren’t able to achieve the same results. The bee-damaged plants flowered 30 days earlier than undamaged plants and 25 days earlier than ones damaged by the scientists. The research team believes there may be something else going on here apart from nibbles. […] The researchers say that when pollen is available the bees don’t damage plants. They’ve also found this behavior is in wild bees. However the team are keeping an open mind on whether the plants might be the ones in the driving seat. It could be that some plants have evolved a strategy to push out their flowers when they recognize the bee doing damage to their leaves.
Read more of this story at Slashdot.