For more than 10 years, the San Diego Zoo Wildlife Alliance has led an effort to bolster the population of a threatened species, the mountain yellow-legged frog. But as the zoo’s facilities have ...

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 ...

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 ...

An elusive tree frog with a never-before-seen color mutation, was spotted and photographed in a remote part of northwestern Australia Blue mutation magnificent tree frog (Ranoidea splendida). The ...

Green tree frogs are some of the most commonly seen tree frogs in the world. Two primary species share the specific name “green tree frog”: the American species and the Australian species. Australian ...