Ground Snake
Sonora semiannulata

Size:  8 1/2 - 12 in
  Central, northeast, and southwest Oklahoma, as well as the western panhandle, with a small distribution in southeast Oklahoma. A highly variable snake, the ground snake can be plain brown to orange-brown, with or without a reddish mid-dorsal line or black saddles. A fossorial snake, it prefers to hide under rocks or logs during the day, while foraging at night for insects and other small arthropods.