It is said that 30 percent of the mammals registered in Mexico inhabit this area. These include the black bear, the puma, the otter, the sprocket deer, the Mexican wolf, the boar, the bobcat, the raccoon, the badger, and the striped skunk as well as bats, squirrels, and hare.
Väidetavasti elab selles piirkonnas 30 protsenti Mehhikos registreeritud imetajatest, kelle hulka kuuluvad ameerika mustkaru, puuma, kanada saarmas, valgesaba - pampahirv, mehhiko hunt, kaeluspekaari, punailves, pesukaru, vöötkähr ja skunk, aga ka nahkhiired, oravad ja jänesed.