For the fourth time, hundreds of endangered frogs were released into the Columbia National Wildlife Refuge with the intent to revitalize their population. The roughly 500 northern leopard frogs were ...

Nature Cat leads his friends to the pond for a day of listening to one of the most amazing spring sounds: the bullfrog croak! At the pond, amid the bullfrog croaks, the gang hears another sound: ...

Most frogs spend their lives eating insects, croaking noisily, and hopping about. They are generally thought of as harmless ...

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 ...