Ключевые слова: american, amphibian, animal, aquatic, bright, bullfrog, california, closeup, color, common, danube delta, edible, environment, eye, fauna, forest, frog, funny, green, head, lake, leaves, look, macro, marsh, natural, nature, outdoor, pond, portrait, rana, reflection, reptile, river, side, slimy, smile, southern, spring, summer, swamp, toad, usa, view, water, wet, wild, wildlife, young,