American bullfrog DNA has turned up not far from the only known habitat of Pithecopus rusticus — a small, critically endangered tree frog that lives in Brazil. These neon green, orange and black frogs ...

The Denver Zoo did something that hasn't been done in North American history...and it got a little froggy. The Zoo hatched around 200 Lake Titicaca frog tadpoles on Feb. 14. They are the offspring of ...

An Oklahoma summer evening wouldn’t be the same without the deep reverberating call of the state amphibian, the American bullfrog. Recognized as the state amphibian in 1997, the bullfrog is the ...

Despite its undignified moniker, the “scrotum frog” is critical to the South American ecosystem. Conservationists say this funny frog is a key part of their work in the Lake Titicaca region, between ...

Bullfrogs, often shipped live between continents to be eaten, are spreading the deadly chytrid fungus that is threatening amphibians worldwide, new research indicates. A team of researchers collected ...

Amphibians are cold-blooded animals that can live both in the water and on land. When we think of amphibians, frogs and toads instantly jump to mind. Usually, we think of frogs as being quite small.

For more than 40 years, frog populations around the world have been declining. Now, a new study reports that some Central American frog species are recovering, perhaps because they have better ...