Country diary: Violence, precision and a free lunch - welcome to the weird world of pollination | Phil Gates

Willington, County Durham: On a fine May morning, there's no better time to look at the stunning array of ways that bees and flowers have co-evolved to interact"It is a truth universally acknowledged, that a wild flower in possession of a fortune in nectar and pollen, must be in want of a pollinator," Jane Austen might have written, had she been a botanist. All along this former railway line, on a sunny May morning, there are thousands of newly opened flowers laden with such inducements, vying for the attention of foraging bumblebees. And none delivers its pollen with such deception and violence as broom (Cytisus scoparius).A large bumblebee arrives, settles briefly, finds no nectar and departs, leaving a deranged tangle of stamens protruding from the petals. What happened? Poking my finger into an intact flower, to mimic the visitor, there's an explosion of pollen as 10 stamens and a coiled stigma, confined in the boat-shaped keel petal, break free. Simultaneously, they deliver and collect pollen, with a gut-punch to the insect's furry abdomen. Bumblebees don't seem to mind; the trap has been tripped in almost every flower on this bush. Continue reading...