Eastern Cape, Kwazulu-Natal, Transvaal, Mozambique, Zimbabwe, Botswana, Namibia, Zambia and Angola
Long and slender with a narrow head also described as coffin – shaped. Adults vary between 2,5m and 3m but they may reach a length of 4m.
Juveniles are light grey to olive and darkening to gunmetal grey with age. The inside of the mouth is pitch black.