‘These First Documented Survivors Represent Hope’: Endangered Frogs Make Breakthrough in Washington

‘These first documented survivors represent hope’: Endangered frogs make breakthrough in Washington

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.

Endangered Leopard Frog Hit Survival Milestone

Northwest Trek Wildlife Park Supports Endangered Leopard Frog Recovery For the first time, biologists have documented zoo-reared northern leopard frogs surviving a winter in the wild at Columbia National Wildlife Refuge in Eastern Washington. The breakthrough is thanks in part to Northwest Trek Wildlife Park and the Oregon Zoo, which partnered on a zoo-based rearing and reintroduction program for this endangered species. Invasive American bullfr…