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

Some social media users are sharing an image they claim shows a frozen wood frog. The subject of the image is a green creaturecovered in frost crystals. "In Alaska, wood frogs freeze for seven months ...

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 ...

It takes about a day to thaw out, then it's back to normal for the frog and it makes its way to its natal vernal pool. If you listen for the peepers this season, you'll know when the wood frogs are on ...

With an eye patch like a bandit and bodies no bigger than 3 inches, wood frogs are among the fascinating critters that spend the winter sheltered in backyard and woodland leaf litter. If you find one ...

Receive emails about upcoming NOVA programs and related content, as well as featured reporting about current events through a science lens. Jon Costanzo: This small, handsome frog is Rana sylvatica, ...

A Dec. 12 Metro article about animals that freeze solid incorrectly said that spring peepers and gray tree frogs lose their ability to freeze as they age. The animals keep that ability into adulthood.

These frogs inside an incubator at Mt. St. Joseph University are in a kind of frozen state. Cryoprotectants are key and researchers are trying to translate the concept into human organs. Under a leafy ...

If you’re out on a walk in early spring and you happen to hear clucking, don’t start looking around for barnyard birds. The wood frog is one of the first frog species to emerge in late winter in the ...