Posted by: Gigi Allianic, Communications One of more than 500 Oregon spotted frogs reared at Woodland Park Zoo that were released into the wild last week. Photo by Jeremy Dwyer-Lindgren/Woodland Park Zoo. Precious frog . That's the meaning of Rana pretiosa , the scientific name for the Oregon spotted frog, and a fitting one for a disappearing native. But there's good news to celebrate: more than 500 Oregon spotted frogs reared at Woodland Park Zoo were released last week into marshy wetlands at a protected site in Pierce County. These precious frogs will help rebuild the wild population in their native Northwest. Dr. Jennifer Pramuk, Woodland Park Zoo curator, packing frogs for an early morning release. Photo by Jeremy Dwyer-Lindgren/Woodland Park Zoo. The frogs were collected from wetlands as eggs and placed at the zoo for hatching and rearing for several months in a predator-free home as they transformed from tadpole to juveniles. This head start increases the