Common Krait (Bungarus caeruleus) is a smooth, glossy bluish-black snake with the rounded head slightly distinct from the neck. It is 1.0 to 1.8 m in length. The body color differs from blue-black, pale bluish-gray, steel blue, brown, and uniformly black. There are usually about 40 thin white cross bands. The base is white.
The snake is nocturnal. It is very active and agile at night. It usually hides in rodent holes, loose soil and beneath debris. It feeds on toads, frogs, snakes, lizards and mice. The kraits are also known to be cannibalistic.
The snake is found through out India and the Andaman and Nicobar Islands.