It’s tough being a frog. You have to account for opposing lanes of traffic across a busy highway and, if you get through that, you have to hop across logs and the backs of turtles, avoiding alligators ...

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 — 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, ...

A recent survey of mountain yellow-legged frogs released into the wild by San Diego Zoo Global wildlife conservationists indicates that the populations are showing signs of stress related to drought ...