Greater short-horned lizard its close relative the pygmy short-horned lizard ("Phrynosoma douglasii" ), which has the same basic body type consisting of small pointed scales around the head and back. Until recent mitochondrial DNA evidence, "P. hernandesi" was considered to be the same species as "P. douglasii". They are now considered distinct species with the pygmy short-horned lizard ("P. douglasii" ) occupying the northwest portion of the United States and extreme southern British Columbia. When placed together the two are easily distinguished at full size, the pygmy short-horned lizard being much smaller. "P. hernandesi" is a highly variable species with different geographic populations
Nankiang horned toad and degradation, especially due to infrastructure development for touristic activities. This species is listed as vulnerable because its Extent of Occurrence is less than 20,000 square kilometers, it is known from fewer than ten locations, and there is continuing decline in the extent and quality of its habitat in Sichuan and Gansu, China. Nankiang horned toad The Nankiang horned toad (Xenophrys nankiangensis) is a species of amphibian in the family Megophryidae. It is endemic to northern Sichuan and southern Gansu, China. It is found in: Its natural habitats are temperate shrubland and rivers. It inhabits hill streams and surrounding shrubland