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 ...

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 ...

PORTLAND, Ore. (KTVZ) -- Hundreds of northern leopard frogs, froglets and tadpoles reared at the Oregon Zoo are hopping back into the wild this month, thanks to a collaborative effort to save one of ...

For the fourth time, hundreds of endangered frogs were released into the Columbia National Wildlife Refuge with the intent to revitalize their population. The roughly 500 northern leopard frogs were ...

Almost 300 endangered northern leopard frogs that were raised at the Northwest Trek Wildlife Park were released into the wild at the end of August. They were released back into the wild at the ...

Northern leopard frogs are rapidly disappearing in the Northwest. Biologists hope this effort will help the population in Washington. Hundreds of endangered northern leopard frogs have hopped into the ...

In the hands of NTWP, the tadpoles will be raised to fully grown frogs. During this time, the frogs will be kept under close observation. The frogs will be observed closely to make sure they are ...

After years of failed attempts, a cohort of Oregon Zoo-reared northern leopard frogs has finally survived through the winter at the Columbia National Wildlife Refuge in eastern Washington. “We’ve ...

WEST LAFAYETTE, Ind. – A series of synthetic chemicals widely used in household products, food packaging and clothing have a significant effect on the development of frogs, even at low doses, ...

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 ...