The wood frog survives extreme winter temperatures by freezing solid, with its heart stopping for nearly eight months. It ...

The next time you declare that you are “freezing to death,” spare a thought for the wood frog who gets so cold in winter that its heart stops beating – but it does not die. Once the spring ...

"In Alaska, wood frogs freeze for seven months a year," reads a July 25 Facebook post featuring the image. "Their hearts stop beating, their blood no longer flows and their glucose levels sky rocket.

The wood frog is one of the first frog species to emerge in late winter in the Northern U.S. and Canada, and from afar their distinctive calls can be mistaken for the sound of ducks or chickens.

Road salt can often wash into nearby wetlands and ponds and hurt freshwater wildlife, but some animals appear to be adapting. By Ethan Freedman Published Apr 2, 2024 9:00 AM EDT Get the Popular ...

Retired teacher Larry Weber, of Barnum, is the author of “Butterflies of the North Woods" and “Spiders of the North Woods," among other books. Reach him via Katie Rohman at [email protected].

How wood frogs, a species that ranges as far south as Georgia, survived Alaska winters was a mystery until Michael Kirton inserted radioactive tags on 27 wood frogs in the fall of 1972 in Fairbanks.

Wood frogs are dangerously (for them) active during breeding season. They scurry after one another in shallow water, leaving little waves of disturbance.

And since the wood frog returns to the same breeding grounds generation after generation, the authors believe that, with a relatively high concentration of salt in the homeland, ...

Grown wood frogs gather together at ponds in early spring, and after a wild night, the water is loaded with egg masses (seen here floating on the water). Jason W. Dallas.