It's a frog-eat-frog world out there. While it may seem like frogs are insectivores (a long tongue snatching a fly comes to mind), these amphibians are actually "generalist" carnivores. They will eat ...

Take the túngara frog (Engystomops pustulosus). During the breeding season, males gather in ponds and puddles throughout Central and South America and call to attract females of their own species.

Why do predators and parasites eavesdropping on mating signals of their prey preferentially attack individuals producing certain types of call? Predators could use information encoded in calls to ...