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 ...

PORTLAND, Ore. (KOIN) — The Oregon Zoo release 100 northern leopard frogs into the wild in August to bolster the endangered species’ dwindling populations. The zoo already released more than 50 ...

In a wetland near the banks of the Deschutes River, Jennifer O’Reilly stepped cautiously into half a foot of water in search of an elusive creature whose small size belies its importance. Crouching in ...

Red-legged frogs cross a busy Portland highway with help from the “Frog Taxi.” The resident reg-legged frogs that live in Portland’s Forest Park have a dangerous migration route to and from their ...

PORTLAND Ore. (KPTV) - The Oregon Zoo helped release over 100 endangered frogs into the wild last week. More than 100 northern leopard frogs were released into the northwest in a collaborative project ...