University of Minnesota researchers have found that the more successful a male is at multitasking, the more attractive he is to females — at least among frogs. Male gray tree frogs can vary how long, ...

Q: On Thursday afternoon, I began hearing loud calls coming from trees around my house, and because I don't want to go out because of the COVID-19, I can't say if they are elsewhere. I live off of ...

Cicadas are not the only thing making noise in the woods these days. Northern gray tree frogs are calling their hearts out in Warren County looking for mates. With the warm humid weather settled in to ...

"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 ...

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 ...

For several years, two close friends, now both deceased, would join me to go birding in early May along the coast. We would take Route 2. It was customary to stop at the French King Bridge, spanning ...

What kind of bird is making that loud noise up in that tree?" asked a young lady as she was about to cast her fishing line into the lake. "I hear that same sound in my backyard," replied another ...

The eastern grey tree frog (sound) looks exactly like the closely related Cope’s grey tree frog (sound). The big difference between the two species is beneath the surface—the eastern has twice the ...