Flies' loud sex makes insects vulnerable to bats

http://www.huffingtonpost.com/2012/07/23/flies-loud-sex-insects-predators_n_1695837.html?utm_hp_ref=science / wings buzz with their wings Current Biology Stefan Greif Max Planck Institute for Ornithology Germany mating sounds predators copulating animals higher risk being eaten predators amphipods water striders aquatic insects land insects Australian plague locust prey /