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 ...

Add Yahoo as a preferred source to see more of our stories on Google. The wood frog (Lithobates sylvaticus or Rana sylvatica) has a broad distribution over North America, extending from the Boreal ...

The idea of having your body frozen solid and then thawed out sometime in the future sounds like something straight out of science fiction, but for some frogs in the world’s coldest climates, it’s a ...

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 ...

Alaskan wood frogs survive freezing temperatures by entering states of suspended animation. They do this by undergoing a controlled body freeze, spreading glucose through their bodies, and shutting ...