The berg adder: a unique snake.
D000293:Adolescent; D000353:Africa, Southern; D000818:Animals; D002648:Child; D004463:Ecology; D006801:Humans; D008297:Male; D012909:Snake Bites / Q000628:therapy*; D012911:Snakes; D014757:Viper Venoms / Q000506:poisoning
D014757:Viper Venoms