Somewhere between life and death is the Alaskan Tree Frog. Discover how this amphibian freezes and lives to tell the tale.

Wood frogs — Lithobates sylvaticus, also known as Rana sylvatica — live farther north than any other amphibian, even beyond ...

How does a thin-skinned, cold-blooded creature survive a below freezing Colorado winter without a fur coat or a ticket south?

Some animals in Canada will chill off so much in winter that they actually freeze, ensuring their survival through the harsh months. Such is the case with the wood frog. To ensure it can make it ...

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 ...

Wood frogs (Rana sylvatica) exhibit an extraordinary capacity for freeze tolerance, an adaptation that enables survival despite the conversion of up to 65–70% of their total body water into ...