Bullfrog Lake at Kings Canyon National Park. More than three dozen frogs were released in alpine lakes at Sequoia and Kings Canyon National Park on Aug. 7, according to Oakland Zoo. Getty ...

Following a species rehabilitation effort by the Birch Aquarium at Scripps, San Diego Zoo Wildlife Alliance, UCLA and others, more than 350 endangered Mountain Yellow-legged Frogs have been released ...

It had been five years since the first of the frog eggs had been moved, carefully plucked from Mexico's Baja Peninsula and transported by cooler to Southern California. Anny Peralta-Garcia was getting ...

LOS ANGELES — The Los Angeles Zoo has released 450 tadpoles and 193 subadult southern mountain yellow-legged frogs into the streams of the San Gabriel Mountains in an effort to restore the species ...

The scientist traipses to a pond wearing rubber boots but he doesn't enter the water. Instead, Brad Hollingsworth squats next to its swampy edge and retrieves a recording device the size of a deck of ...

VISALIA, Calif. – Sequoia and Kings Canyon National Parks in California’s Sierra Nevada mountains are now home to more than three dozen yellow-legged frogs recently released by staff from the Oakland ...

(KRON) — The Oakland Zoo released its 1,000th yellow-legged frog into California’s wilderness this week, marking a milestone for efforts to bring the native species back from the brink of extinction.