“They’re very small body little frogs up against something on the order of 30,000 vehicles a day driving on U.S. Highway 30,” ...

The first species ever to be emergency-listed as an endangered species in Canada, the Oregon spotted frog was on the U.S. candidate list for 23 years before it federal protection in the United States.

They live in Pacific drainages from the upper reaches of the Willamette River system, in Oregon ... sites and establish small underwater calling territories to attract female mates. Every year, female ...