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 ...

OTHELLO, Wash. — Nearly 300 endangered northern leopard frogs returned to the wild at the Columbia National Wildlife Refuge in Grant County at the end of August. The Washington Department of Fish and ...

PORTLAND, Ore. (KTVZ) — A hundred imperiled northern leopard frogs will be hopping back into the wild soon, thanks to a recovery program at the Oregon Zoo. The rapidly growing tadpoles were brought to ...

Students in a conservation data science class at St. Vrain Valley’s Innovation Center are working to shepherd about 400 northern leopard frog tadpoles to maturity so they can be released in the wild ...

Crawfish frog numbers are on decline due to habitat loss. But scientists in Indiana are working to return species to a historic site. When frogs start disappearing from a place that they've been in ...

PORTLAND, Ore. (KTVZ) — More than 100 northern leopard frogs reared at the Oregon Zoo are hopping back into the wild this month, thanks to a collaborative effort to save one of the last remaining ...