Common European Adder

viper is the world's most widespread snake, which it is strictly protected in the CZ. This relatively small snake (grows up to max. of 70 cm) can have a lifespan of up to 25 years. It is usually grey to grey-blue with dark zigzag dorsal pattern. Its diet comprises primarily of small rodents (mice, voles) and amphibians that it usually lurks at sunny mountain slopes, in wetlands or peat bogs. Common viper is a shy snake that flees before human. Despite the fact that its poison is highly efficient, it only has a small amount, therefore presenting no serious threat to human.
Common European Adder

Example of wildlife habitats: