Ключевые слова: adder, ammodytes, animal, big, brown, camouflage, closeup, cold, creeping, crossed, danger, dangerous, deadly, endangered, european, eye, fauna, fear, fearsome, female, frightening, hazardous, herpetology, horned, long, nature, nosed, phobia, poison, poisonous, protected, reptile, reptilian, scales, scary, snake, species, toxic, unsafe, venom, venomous, vertebrate, vicious, viper, vipera, viperidae, viperinae, wild, wildlife, zoology,