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Marine mammals are mammals that rely on marine (saltwater) ecosystems for their existence. They include animals such as cetaceans (whales, dolphins and porpoises), pinnipeds (seals, sea lions and walruses), sirenians (manatees and dugongs), sea otters and polar bears. They are an informal group, unified only by their reliance on marine ...
Fish are cold-blooded animals that live exclusively in water, while mammals are warm-blooded and can live in various habitats, including land and water. Fish have gills to extract oxygen from water, while mammals have lungs to breathe air.
Manatees (/ ˈmænətiːz /, family Trichechidae, genus Trichechus) are large, fully aquatic, mostly herbivorous marine mammals sometimes known as sea cows.
A seahorse (also written sea-horse and sea horse) is any of 46 species of small marine bony fish in the genus Hippocampus. "Hippocampus" comes from the Ancient Greek hippókampos (ἱππόκαμπος), itself from híppos (ἵππος) meaning "horse" and kámpos (κάμπος) meaning "sea monster" [4] [5] or "sea animal". [6]
1 gru 2020 · Marine mammals are warm-blooded vertebrates (animals with a backbone) that bear live young and nourish them with milk as land mammals do, but that spend most or all of their lives in the ocean.
1 lut 2019 · Marine mammals are classified into four different taxonomic groups: cetaceans (whales, dolphins, and porpoises), pinnipeds (seals, sea lions, and walruses), sirenians (manatees and dugongs), and marine fissipeds (polar bears and sea otters).
Aquatic mammals are creatures that primarily inhabit aquatic environments such as oceans, rivers, and lakes. They have adaptations that enable them to live and thrive in water, including features like streamlined bodies, flippers, and specialized respiratory systems.
