Ключевые слова: april, bank, bark, beverage, bio, birch, birch sap, birch tree, bottle, close, close up, closeup, collect, collecting, collection, damaged, drink, drop, flow, food, forest, harm, harvesting, healthy, hole, jar, jet, juice, liquid, march, medicine, natural, nature, organic sap, plant, pure, rural, sap, scenery, season, spring, stem, sweet, transparent, tree, trunk, tube, water, wildlife, wood,