(c) Dr Chris Gleed-Owen - Amphibian and Reptile Conservation (www.arc-trust.org)

<i>Vipera berus</i> .Adder - a female on the move
   
Vipera berus .Adder - a female on the move
   
Again, this animal is of fairly typical appearance for a female. The typical bold markings are very clear. This photograph also shows how much stockier adders are than our other two native snake species.