Males have a black collar around the neck, and yellow chest and throat markings. Females develop orange bars along the underside when about to lay eggs. Collared lizards have small pockets at the base of the tail and folds of skin above the front legs.
Collared lizards display sex-specific characteristics, including males having a black collar around the neck and yellow markings on the chest and throat, while females develop orange stripes along the underside as they prepare to lay eggs. They also possess small pouches at the base of their tail and skin folds above the front legs.