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 ...

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 ...

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 ...