Ключевые слова: amphibian, animal, aquatic, biology, breed, cells, close, closeup, clump, common, countryside, detail, egg, eggs, fertilized, frog, frogspawn, jelly, larva, macro, many, moistness, nature, outdoor, pond, puddle, reproduce, reproduction, slimy, spawn, spring, tadpole, tadpoles, up, water, wet, wildlife,