Seven species of frogs and one toad make the Northland their home. Each lays its eggs in water. Some stay in the water, others go off to live on land for the rest of the year. All give calls and songs ...

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 ...

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

A new study reports that city frogs sing more complex and attractive songs than their country cousins. Urban frogs can get away with producing more conspicuous mating calls, which are preferred by ...

Mid-July is best known for its summer heat. These are the hot days that send us to air-conditioned protection, one of the few times when we speak more of heat in the Northland than of the chill. But ...