Screaming or yelling is a natural reaction to a threat. One animal you’d likely never expect to hear this from, though, is a frog, which is more often associated with croaking. This is why rain frogs ...

These tiny frogs have an enormous voice for their size, and the recent warm evenings have been filled with their lovely chorus.

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 ...