The croaking of frogs and toads is as much a part of spring as birdsong and gardening. When these animals go courting in ponds and pools, it’s hard to miss—though not everyone enjoys nighttime frog ...

Male túngara frogs croak from shallow puddles to attract mates. But new research finds that their love songs have a dark side: They create ripples that attract the attention of frog-eating bats. And ...