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 ...

"Errrrrrrrrt, errrrrrrrt" reverberated loudly from a small red maple tree along Brodhead Creek, just south of East Stroudsburg. This sound seems quite similar to the song of the very common ...

Two related frog species differ by chromosome number, which deepened one species's calls and tells the females who's who. Steve Mirsky reports The eastern grey tree frog (sound) looks exactly like the ...

This week I’m writing about things that go peep, croak and brr-wum in the night. If you’ve ever been near water at dusk or at night, you know what I’m talking about. We’re talking about frogs.

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 ...

The frog season began late this spring. Like other vernal happenings, they were about one week behind the usual time. I did not hear any frogs calling until April 15, with the full chorus of the early ...

Not long after ice out — usually early to mid-April — a procession of peeps, trills, chuckles, chortles, snores and bellows begins in the Northern Michigan outdoors. These are not the sounds of humans ...