Ключевые слова: adder, animal, animal in the wild, animal kingdom, asp viper, aspic viper, biosphere, biotopes, close up, closeup, dangerous, ecosystem, elapid, environment, europe, fauna, habitat, hazardous, natural, nature, outdoor, outdoors, poisonous, predator, reptile, scaled reptiles, scenery, scenic, scenics, snake, species, viper, vipera aspis, wild animal, wildlife,