Category:Fauna of the Rio Grande valleys


 * Fauna of the Rio Grande Valleys — animals native to the 3 valley sections of the Rio Grande−Rio Bravo, a major river in northeastern Mexico and the United States.
 * The three ecologically distinct sections of the Rio Grande−Rio Bravo river valleys are located in: western−central New Mexico (U.S.); along the border of southwestern Texas (U.S.) and northern Chihuahua state (Mexico); and along the border in extreme southern Texas and northern Tamaulipas state (Mexico), named the Rio Grande Valley, to its mouth at the Gulf of Mexico.
 * Big Bend National Park is noted for its Chihuahuan Desert and migratory bird species in the river's riparian zone and surrounding mountains.


 * See also: Category: Fauna of the Lower Colorado River Valley.