Horned adder in defensive position
Defensive puff adder in natural habitat
Gaboon viper or butterfly adder or forest puff adder or swampjack - Bitis gabonica (poisonous)
African puff adder - Bitis arietans
Focus on head of wild serpent or adder looking at camera
European adder hissing with a tongue sticking out on a stone in the middle of a meadow
Common European adder or common European viper, Vipera berus, in front of white background
Common European adder or common European viper, Vipera berus, in front of white background
The Gaboon viper (Bitis gabonica), also called the Gaboon adder
The Gaboon viper (Bitis gabonica), also called the Gaboon adder
The Gaboon viper (Bitis gabonica), also called the Gaboon adder
Front part of snake or adder with black eyes creeping over reflective surface
Common European adder or common European viper, Vipera berus, in front of white background
Common European adder or common European viper, Vipera berus, in front of white background
Common European adder or common European viper, Vipera berus, in front of white background
Common European adder or common European viper, Vipera berus, in front of white background
Common European adder or common European viper, Vipera berus, in front of white background
Common European adder or common European viper, Vipera berus, in front of white background
Common European adder or common European viper, Vipera berus, in front of white background
Close-up of deaf adder lying on a mossy ground in spring nature
Common European adder or common European viper, Vipera berus, in front of white background
Common European adder or common European viper, Vipera berus, in front of white background
Grass Snake - Natrix Natrix- Adder Head Raising Defensiveness In Forest Early Spring.
Common European adder or common European viper, Vipera berus, in front of white background
Common European adder or common European viper, Vipera berus, in front of white background
Common European adder or common European viper, Vipera berus, in front of white background
Grass Snake - Natrix Natrix Adder Head Moving In Forest Early Spring. Grass Snake - Natrix Natrix
Close-up a poisonous common viper looking intensely with orange eye
Copperhead snake or highland moccasin - Agkistrodon contortrix, poisonous, white background
Vipera ursinii or meadow viper
