Berg hikers warned to be careful after second puff adder attack in a week 12 April 2021 - 14:14 Paramedics were called out to help a hiker who was bitten by a puff adder near Underberg at the weekend. Image: via facebook Hikers have been warned to be extremely cautious after a second puff adder attack in the Drakensberg in KwaZulu-Natal within a week. A 38-year-old man was hiking in the southern Drakensberg at the weekend when he was bitten by the venomous snake. Last week a 15-year-old boy was hospitalised after being bitten by a puff adder along the Drakensberg Gardens road in the Underberg area of KwaZulu-Natal.