A BUTTERFLY locked in an evolutionary struggle with a killer wasp has bounced back this summer following a series of steep declines, results from the 'big butterfly count' have revealed. The Holly ...

Many insects possess a sexual communication system that is vulnerable to chemical espionage by parasitic wasps. We recently discovered that a hitch-hiking (H) egg parasitoid exploits the ...

A cabbage hiring wasp hitmen to protect it from a butterfly invasion sounds like the premise of a deranged children's movie. But new research shows something like that actually might happen in nature.

I HAVE spent a good many hours lately in a Devonshire garden in which there was a border of massed mauve asters which was a great attraction to butterflies. The border measured 27 ft. by 2½ ft. only, ...