21 species have been declared extinct, the U.S. Fish and Wildlife Service says

The historical range of the Bachman's warbler included Alabama, Florida, Georgia, North Carolina, South Carolina, and Tennessee.

Twenty-one species, including birds, a bat and several mussels, have been labeled extinct, the U.S. Fish and Wildlife Service said Monday.

The species were previously on the national list of threatened and endangered species.

The extinct species include: