A mink frog sits on a lily pad in midsummer. Note the yellow-green lip. This summer frog is very aquatic and rarely on land.

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 SANTA ROSA PLATEAU ECOLOGICAL RESERVE, Calif. — The scientist traipses to a pond wearing rubber boots but he doesn’t enter the water. Instead, Brad Hollingsworth squats next to its swampy edge and ...

Green tree frogs are some of the most commonly seen tree frogs in the world. Two primary species share the specific name “green tree frog”: the American species and the Australian species. Australian ...

Jul. 18—The morning is calm and clear. Probably the coolest time of day, the temperature is in the upper 50s. I walk to the lake to look at this summer scene. A phoebe nesting here is active. Red-eyed ...