8-16 inches. Slate gray above, yellow-orange below with black dots or central row of spots; neck with a distinct yellow collar; scales smooth and in 15 rows.
Ring-necked snakes remain concealed in leaf litter and rotted logs or under trash piles. When molested they may turn their tail upside-down in a tight coil to expose the bright orange underside. They lay from 2-5 eggs.
Forested or wooded areas throughout the state except the southwest portion; a record from Lake Charles may indicate connection with populations in southeastern Texas.