is another name often used to refer to the European adder (Vipera berus). It’s the most widespread adder snake, living throughout much of Europe and into Asia. It's the only native venomous ...

Britain's first adder tunnels have been built to help the ... Adders are the UK's only venomous snake Adders (Vipera berus) are shy creatures covered in a distinct zig-zag pattern.