Snake charming charmers may also use Russell's vipers. Indian and Burmese pythons, and even mangrove snakes are also encountered, though they are not as popular. In North Africa, the Egyptian cobra, puff adder, carpet viper and horned desert viper are commonly featured in performances. Except for the pythons and mangrove snakes, all of these species are highly venomous. At home, snake charmers keep their animals in containers such as baskets, boxes, pots, or sacks. For safety, some North African snake charmers stitch closed the mouth of their performing snakes, leaving just enough opening for the animal to be able to move its
White-banded wolf snake the sides, with narrow, whitish, transverse bands. The bands form complete rings on the tail, which is dark brown on its lower surface. The snake's belly is whitish, with a few brown spots towards the rear. It can grow to a length of three feet, of which the tail consists of eight inches. ' is Latin for "northern", from the phrase ', meaning "seven plough oxen", indicating the seven stars of Ursa Major or Ursa Minor. The White-banded Wolf snake is found in the North-east Indian regions of Darjeeling and Assam, in the Himalayan foothills and in the Khasi hills.