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 ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Nearly 600 California red-legged frog ...

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 ...

A batch of 1,000 rare tadpoles raised at the Phoenix Zoo landed in a new home at the Grasshopper Tank in the Tonto National Forest, part of ongoing efforts to boost the population of the threatened ...

Have you ever wondered how city life affects animals like frogs? A new study reveals that urban Túngara frog tadpoles develop faster —but end up being smaller — than tadpoles from forests, probably ...

Tadpoles have decided not to turn into frogs because of this year's bad weather. The young amphibians usually begin their transition into frogs in the UK during April and May, but they have been seen ...

A deadly fungus has already wiped out 90 species and threatens 500 more but Anthony Waddle is hoping gene replacement could be their salvation ...

Young frogs and toads, after they first hatch from eggs, are called tadpoles. Over the next two weeks they change dramatically, called metamorphosis. First, tadpoles grow back legs, then front ones.