
Eastern Collared Lizard Images, Facts and Information:
Crotaphytus collaris
- Eastern Collared Lizards are large, colorful lizards with robust bodies, broad heads, long tails, and two distinctive black collars around their necks. Males have bright blue-green or green bodies with orange or yellow markings, while females are duller with tan or brown coloration.
- Eastern Collared Lizards are year-round residents primarily in the south-central and central United States, including Texas, Oklahoma, Kansas, Arkansas, and parts of northern Mexico. Some isolated populations occur in nearby states.
- Eastern Collared Lizards thrive in dry, open habitats with rocky outcrops, cliffs, canyons, and sparse vegetation. They prefer areas with abundant limestone or sandstone rocks where they can bask and watch for predators.
- Eastern Collared Lizards eat insects, spiders, and smaller lizards. They use their strong jaws to capture prey and defend themselves.
- Eastern Collared Lizards lay 4 to 11 eggs in burrows or under rocks during late spring to early summer. Females may lay one or two clutches per year. The young hatch after about 6 to 8 weeks.
- Eastern Collared Lizards are territorial and use push-ups, head bobs, and bright coloration to communicate. They are fast runners and can run bipedally on their hind legs.
- Eastern Collared Lizards are sometimes called “mountain boomers”.
- The oldest known Eastern Collared Lizard lived up to 8 years in the wild.
I hope you enjoy viewing my Eastern Collared Lizard photos.
Bright and colorful male Eastern Collared Lizard
Title: Bright and colorful male Eastern Collared Lizard
Location: Wichita Mountains National Wildlife Refuge, Comanche County, Oklahoma
Date: 05/13/2025
Eastern Collared Lizard female on a lichen covered rock
Title: Eastern Collared Lizard female on a lichen covered rock
Location: Wichita Mountains Wildlife Refuge, Comanche County, Oklahoma
Date: 05/13/2025
Female Eastern Collared Lizard close up
Title: Female Eastern Collared Lizard close up
Location: Wichita Mountains Wildlife Refuge, Comanche County, Oklahoma
Date: 05/13/2025
Male Eastern Collared Lizard at Wichita Mountains National Wildlife Refuge
Title: Male Eastern Collared Lizard at Wichita Mountains National Wildlife Refuge
Location: Wichita Mountains National Wildlife Refuge, Comanche County, Oklahoma
Date: 05/12/2025
Male Eastern Collared Lizard on a lichen covered boulder
Title: Male Eastern Collared Lizard on a lichen covered boulder
Location: Wichita Mountains National Wildlife Refuge, Comanche County, Oklahoma
Date: 05/12/2025
Eastern Collared Lizard male back view
Title: Eastern Collared Lizard male back view
Location: Wichita Mountains Wildlife Refuge, Comanche County, Oklahoma
Date: 05/12/2025
Female Eastern Collared Lizard on a lichen covered boulder
Title: Female Eastern Collared Lizard on a lichen covered boulder
Location: Wichita Mountains Wildlife Refuge, Comanche County, Oklahoma
Date: 05/12/2025