Ключевые слова: adder, aggression, aggressive, animal, asp, attack, beauty, biology, bog, brown, bush, close, closeup, dangerous, eyes, forest, green, head, hunting, mining, moss, mouth, nature, plants, poisonous, reptile, russia, serpentine, siberia, snake, sphagnum, split, spring, summer, sun, swallow, taiga, teeth, toad, toxic, venomous, viper, wild, wildlife, wood,