are needed for them to hatch. They tend to lay one to three clutches of eggs. Clutch sizes range from one to 10 eggs. When hatched, the hatchlings are about 2 in (5 cm) long. Threats No major existential threat has been identified in the US or Mexico, but habitat loss and degradation would result in a decline of this species. Geographic range Earless lizards are found from the Southwestern and Central United States, in Texas, Arizona, New Mexico, Utah, Colorado, Kansas, Oklahoma, and as far north as Nebraska, South Dakota, and Wyoming. They are also found in Mexico, in the states of Sonora, Chihuahua, Coahuila, Sinaloa, Durango, Zacatecas, San Luis Potosí, Nuevo León, Tamaulipas, and Veracruz. Gallery References External links Yahooligans! Animals: Greater Earless Lizard & Lesser Earless Lizard Phrynosomatidae Reptile common names