The croaking of frogs and toads is as much a part of spring as birdsong and gardening. When these creatures head to ponds and pools in search of mates, it’s hard to miss–though not everyone ...

In California's high mountain lakes, male frogs are in a race against time with only three weeks to find a mate before the water refreezes. Their croak speed is a precise thermometer that tells ...

Male frogs often force females to mate with them, but in one species, a croak from the female seems to persuade males to leave her alone. The sound may be an “honest” signal that she isn’t fertile and ...

Female red-eyed tree frogs are more than twice as likely to select a mate if they can feel the vibrations of their call instead of only hearing it. These small, bright-green frogs (Agalychnis ...