Sexually deceived flies not hopelessly dumb

Pollinators become wary after being tricked into attempting mating with a plant

FOOL ME ONCE  A raised lump of plant tissue (left) growing on the petal of a South African daisy can trick a male bee fly into mating attempts that dust him with pollen — and may, new tests suggest, make him a little wiser. 

AG Ellis

Male bee flies fooled into trying to copulate with a daisy may learn from the awkward incident.