Tiny Fly May Hold Key to New Generation of Hearing Aids

Ormia ochracea, a tiny yellow parasitic fly native to Central America and the southern United States, has an unusual habit. It deposits larvae onto the backs of crickets, which burrow into the insects and consume them from the inside out. The fly locates its host by listening for the cricket's high-pitched chirp, which it can hear from as far away as the length of a football field, and pinpoint its location. It's something no other insect can do. In fact, O....

© La Voix de l'Amérique - mardi 22 juillet 2014