Ключевые слова: amphibian, amphibious, animal, arvalis, blue, breeding, closeup, color, europe, frog, frogs, lake, macro, male, mating, moor, moorfrog, natural, nature, period, pond, rana, ranidae, reserve, science, season, siberia, small, spawn, spawning, spring, summer, texture, watching, water, wet, wild, wilderness, wildlife, young,