Male crickets in Hawaii softened their chirps once parasitic flies started hunting them. Now, it seems, the flies are homing in on the new tunes.

A small parasitic fly listens to the mating song of the Pacific field cricket to track the insects down. As these crickets have evolved different songs to escape the fly, it seems the fly has been ...

These crickets were chirping in a Hawkes Bay paddock at little ways out from Napier. There's a few houses and a country road ...