Chaco Culture National Historic Park

AMPHIBIANS

• Tiger salamander (Abystome tigrinum) - rare
• Plains spadefoot toad (Scaphipus bombifrons) - common along arroyo after early summer rains

• Collared lizard (Crotaphutus collaris) - often seen at Pueblo Alto and Chetro Ketl
• Many-lined skink (Eumeces multivirgatus) - common
• Side-blotched lizard (Uta Stanasburiana) - common
• Northern Plateau lizard (Sceloporous undulatus)
• Lesser earless lizard (Holbrookia maculata)
• Sagebrush lizard (Sceloporous graciosuss)
• Northern tree lizard (Urosaurus ornatus) Plateau whiptaillizard (Cnemidohorus valor)
• Mountain short-horned lizard (Phrynosoma douglassi) - uncommon

Snakes

• Gopher/bull snake (Pituophis melanoleucus) - common around ruins
• Prairie rattlesnake (Crotalus viridis) - common in backcountry.
• Wandering garter snake (Thamnophis elegans)
• Desert striped whipsnake (Masticophis taeniatus)
• Painted desert glossy snake (Arizona elegans) - rare
• Night snake (Hypsiglena torquata) - rare