Introduction: The Namibian version of the Bi-Coloured Quill-Snouted snakes is a subspecies (Xenocalamus bicolour) that live in deep sand.
Distribution: Central and northern Namibia from Windhoek and Swakopmund, Etosha National Park and the central Kalahari.
Diet: Lizards.
Colouring: 4 colour phases include striped, spotted, reticulated and melanistic.
Breeding: Females usually lay 3 or 4 elongated eggs in December.
Size: Max SVL male 590mm, female 680mm.