Scientists suggest female frogs listen for changes in the male calls as a signal for when it's warm enough to mate.

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 ...

We heard frogs a lot in spring. A trio began calling as soon as the ice went out. Two tiny ones - chorus frogs and spring peepers - woke from a hibernation to quickly find open water and begin their ...

There, a lonesome gray tree frog perched on the deck, hoping someone other than a two-legged mammal would answer his call. If your home is in the woods, chances are you've heard the nonstop trills of ...