Long before winter seals the forest under ice, certain frogs begin preparing for a transformation that defies basic biology. The wood frog (Rana sylvatica), along with a few treefrog species like the ...

The wood frog (Lithobates sylvaticus or Rana sylvatica) has a broad distribution over North America, extending from the Boreal forest of Canada and Alaska to the southern Appalachians. Portrait macro© ...

Add Yahoo as a preferred source to see more of our stories on Google. A brown wood frog sits among dried oak leaves and melting snow, its golden eyes reflecting the light.© A-Z Animals The post The ...

(This video is no longer available for streaming.) Wood frogs freeze solid in winter then thaw back to life and mate in the spring. How do they do it? Scientists have now figured out how to recreate ...

Hibernation is a survival strategy employed by a range of animals including rodents, bears, primates and even birds. Here are three of the most unique hibernators, and how they use this strategy to ...

As colder weather sets in, the frogs then distribute extreme levels of glucose through their bodies, with it concentrating in the heart, liver, skeletal muscles and blood. Minnesota has four types of ...

How does a thin-skinned, cold-blooded creature survive a below freezing Colorado winter without a fur coat or a ticket south? Frogs, toads, and salamanders are all examples of amphibians, a ...

Wood frogs (Lithobates sylvaticus) freeze solid over winter and come back to life in spring by Karen McDonald Here in North America there are a wide variety of toads and frogs, but perhaps none are so ...

Imagine disliking winter so much that you appear to die when it begins, only to come back to life in the spring. That’s essentially what the incredible wood frog does (well, almost) to survive the ...