Ключевые слова: activity, animal, bark, beaver, birch, bite, castor, chewed, chip, chop, cut, dam, damage, eat, ecology, environment, environmental, finland, forest, gnaw, gnawed, hardwood, laid, log, mark, natural, nature, nobody, nordic, outdoors, pest, plants, rodent, scandinavia, sliver, timber, tree, trunk, wild, wildlife, wood, wooden,