- Female Adder in Bracken
- Female Adder
- Adder
- Adder
- Adder (Vipera berus)
- Viper
- Adder Snake
- Adder (Vipera-berus) Snake
- Adder (Vipera berus) snake
- Adder
- Adder Snake
- Adder (Vipera berus) snake
- Adder (Vipera berus) snake
- Adder
- Adder Snake
- Adder Snake
- Adder (Vipera berus) snake
- Adder
- Coiled Adder
- Coiled Adder
- Adder Snake
- Adder Snake
- Adder Snake
- Adder Snake
- Adder Snake
- Adder Snake
- Adder
- Adder Snake in Braken
- Adder Snake
- Adder (Vipera-berus)
- Snake in the Undergrowth
- Viper
- Adder
- Vipera berus berus
- Adder
- Adder Snake
- Northern Viper
- Spot the Critter
- Well Camouflaged Snake