In tropical forests, much of the biodiversity can be heard before it is seen. Birds call, insects buzz and frogs croak, creating complex soundscapes that reflect the presence of different species.

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 ...

The American toad is one of the most well-known toad species throughout North America. Its notable warts and big, round eyes differentiate it from other species, but its call is also unique. You might ...

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 ...

Every other Friday, the Outside/In team here at NHPR answers listener questions about the natural world. Today's question comes from Andy, calling from Dover, New Hampshire. Alejandro Vélez: That is a ...

When people think of frogs, they usually picture small green animals near ponds or hear croaking during monsoon evenings. But ...