english: And of course, there is marine life, occupying the largest ecosystem in volume on the planet, from microorganisms to fish to marine mammals, like seals, dolphins and whales.
non_english: Elbette deniz hayatı bulunmaktadır, mikroorganizmalardan balıklara  ve fok, yunus ve balinalar gibi deniz memelilerine kadar  gezegende hacim olarak en büyük ekosistemi kaplar.