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 ...

This is an archived article and the information in the article may be outdated.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. FLAGSTAFF, Ariz. (AP) — A rare frog has been ...

The federal government will designate more than 10,000 acres in Arizona and New Mexico as prime habitat for the threatened Chiricahua leopard frog. More than a dozen streams and many livestock ...

OTHELLO, Wash. — Nearly 300 endangered northern leopard frogs hopped back into the wild at the Columbia National Wildlife Refuge in August. The northern leopard frog has been listed as endangered in ...

Alan Zhou / OPB Plans to develop a new population of endangered frogs are hopping along in Eastern Washington. This month, nearly 100 northern leopard frogs reared at the Oregon Zoo were released into ...

Between 35 and 50 leopard frog tadpoles originally were dropped into each pond when the experiments began about four years ago. Now, the East Side pond populations peak at 300 but can drop to as low ...

OTHELLO, Wash. – Some of the frogs leapt straight into the water. Some tried to eat. Others headed for the fence, trying to scale it and escape the small pen made for them. The 300 northern leopard ...

PORTLAND, Ore. (KATU) — The Oregon Zoo will soon release a hundredimperiled northern leopard frogs into the wild soon. According to Oregon Zoo officials, the eggs were brought to the zoo by ...

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 ...