+The **adder** (*Vipera berus*) is a widespread [venomous](/wiki/venom) [snake](/wiki/snake) of Europe and Asia, known for its distinctive zigzag pattern. It thrives in varied habitats, from woodlands to moorlands, and is the only native venomous snake in Great Britain.
+## See also
+- [Viper](/wiki/viper)
+- [Reptile](/wiki/reptile)
+- [Predator](/wiki/predator)
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