The coastal subspecies of California Gnatcatcher (Polioptila californica californica) can be found in sage scrub that was once abundant...

The U.S. Fish and Wildlife Service (FWS) recently proposed reintroducing California Condors in the Pacific Northwest. Although sometimes thought...

The endangered Golden-cheeked Warbler breeds only in Texas Hill Country near Austin and San Antonio, but much of its...

The striking Golden-cheeked Warbler nests only in the hills of central Texas near Austin but a substantial part of...

Following passage of the United States Endangered Species Preservation Act of 1966, the California Condor (Gymnogyps californianus) was among...

More than 50 years ago, the Hawaiian Goose (Nene) was one of the first birds listed under the Endangered...

The Northern Spotted Owl is a “threatened” species under the U.S. Endangered Species Act and it was famously the...

The U.S. Court of Appeals for the Ninth Circuit recently decided that the Sonoran Desert population of Bald Eagle...