Male green treefrogs attract mates with loud calls, but new research shows parasites can subtly change those signals.

Across the animal kingdom, sound is more than communication—it's a signal of survival and success. From birds and primates to ...

When the time is right, a good love song can make all the difference. A study from UC Davis found that temperature affects the sound and quality of male frogs’ mating calls. In the colder, early weeks ...

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 ...

Male Sierran chorus frogs change their breeding calls depending on the temperature, a UC Davis study found. (BenderPhoto, Getty Images) When the time is right, a good love song can make all the ...

After a slow start in early spring, male Sierran treefrogs pick up the pace of their mating calls as the weather warms. The females prefer these more energetic love songs, which also serve to let them ...