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

Wood frogs hold in urine all winter as a survival mechanism by recycling urea, according to a study published Tuesday. In Alaska, wood frogs go eight months without urinating, and now scientists have ...

WASHINGTON (AP) — If you've ever been unable to find a bathroom in a moment of need, you know the gotta-go feeling. That's nothing compared to the wood frog, which doesn't urinate all winter. In ...

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 ...

WASHINGTON — If you’ve ever been unable to find a bathroom in a moment of need, you know the gotta-go feeling. That’s nothing compared to the wood frog, which doesn’t urinate all winter. In Alaska, ...

I saw the most amazing thing in my friends’ yard the other day. It was a hot, dry day. The asphalt on her driveway was hot and dry as well - not the place for a worm (there were a few of those baked ...

It may seem a bit early to be listening for frogs, but wood frogs rush the season. They emerge from beneath forest leaf litter in late winter, and as soon as the ice melts, they sing. A wood frog’s ...