Add Yahoo as a preferred source to see more of our stories on Google. A golden poison frog, also known as the golden dart frog or golden poison arrow frog, is a ...

In the 1950s, California wildlife authorities used to fly over remote lakes and creeks in Yosemite National Park and deliver precious cargo: hatchery-raised trout. The policy was great for fishing ...

Foothill yellow-legged frogs are striking stream-dwelling amphibians with a distinctive lemon-yellow color under their legs. They live in Pacific drainages from the upper reaches of the Willamette ...

Add Yahoo as a preferred source to see more of our stories on Google. U.S. Geological Survey biologist Elizabeth Gallegos leads her team on a hike to release Southern California mountain yellow-legged ...

Poison frogs living just a few miles apart along a Colombian river sound nothing alike, and the reason goes far beyond body size. A new study uncovered forces reshaping how these tiny, critically ...

Marlowe Robertson-Billet carefully scooped three-inch tadpoles from a fish tank into plastic bags, then quickly piped in pure oxygen from a steel tank. Along with a team of zookeepers and biologists ...

A new species of terrestrial frog with yellow eyebrows has been found in Colombia's East Andes, researchers announced. The Pristimantis macrummendozai was discovered in the Iguaque Merchan paramos, an ...

It was happy hour at the “Frog Shack,” a tiny building at the Los Angeles Zoo offering all the amenities that Southern California’s rarest — and perhaps fussiest — amphibians might need to survive.

With 7,000 amphibian surveys conducted over 20 years, biologists detail the remarkable recovery of an endangered frog species in Yosemite. They say what doesn't kill you makes you stronger. That old ...