Ключевые слова: birch, cold, diet, dietary, digs, ears, energy, fat, food, forest, frost, ginger, gray, health, herbivore, home, house, hunting, ice, jumping, mammal, meat, mink, paw, prey, rabbit, recording, road, runs, shadowing, shooting, sits, skin, snow, snowball, snowdrift, snowflake, trail, trees, white, wild, wildlife, winter,