All male frogs sing to attract mates, Maggie said, noting that each species has a distinctive song — the duck-like quack of the northern wood frog, the watery snore of a pickerel frog, and the ...

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 ...

1 of 3 — Dr. Gerlinde Höbel demonstrating how the frog arena works. If you’ve ever spent a warm summer night on a pond, you’ve undoubtedly heard a chorus of frogs calling into the distance. These ...

Not long after the snow melts a procession of peeps, trills, chuckles, chortles, snores and bellows begins in the mid-Michigan outdoors. These are not the sounds of humans recovering from serious ...