Ключевые слова: animal, animals, biodiversity, color, colors, colour, colours, common carp, common carps, cyprinus carpio, eurasian carp, eurasian carps, european carp, european carps, fauna, feed, feeding, fish, fishes, flock, fresh water, freshwater, fuji five lakes, fujihakoneizu national park, group, head, heads, honshu, ichthyology, japan, lake, lake yamanako, mouth, mouths, nature, open mouth, open mouths, species, surface, vertebrate, vertebrates, water, wetland, wildlife, yamanakako, yamanashi prefectura, zoology,