Greater short-horned lizard Greater short-horned lizard The greater short-horned lizard ("Phrynosoma hernandesi"), also commonly known as the mountain short-horned lizard, is a species of lizard endemic to western North America. Like other horned lizards, it is often called a "horned toad" or "horny toad", but it is not a toad at all. It is a reptile, not an amphibian. It is one of seven native species of lizards in Canada. The specific name, "hernandesi", honors Francisco Hernández (1514–1587) a Spanish physician who wrote an early account of a horned lizard, which was published in 1615. The greater short-horned lizard is often mistaken for
Texas toad water bodies for breeding include the Gulf Coast toad ("Incilius valliceps"), the green toad ("Anaxyrus debilis"), the Great Plains narrow-mouthed toad ("Gastrophryne olivacea") and Couch's spadefoot toad ("Scaphiopus couchii"). The Texas toad sometimes hybridizes with Woodhouse's toad ("Anaxyrus woodhousii") or the Great Plains toad ("Anaxyrus cognatus"). The Texas toad has a wide range and a large total population and is one of the most common toads in the southern United States. It is tolerant of changes in its habitat and is present in cultivated areas as well as grasslands and savannahs. No particular threats have been identified and the International