Ключевые слова: aquatic, biological science, biology, cell, cilia, ciliated, eukaryote, freshwater, genus, microbe, microbial, microbiology, microcosm, microorganism, microscopic, microscopic biology, microscopic creature, microscopic diversity, microscopic life, microscopic organism, microscopic research, microscopic study, microscopic view, microscopic world, microscopy, movement, organism, paramecium caudatum, pond, pond life, protoplasm, protozoa, singlecelled, unicellular, water microorganism,