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Whales, dolphins, porpoises, manatee and dugong
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- Whales, dolphins, porpoises, manatee and dugong are completely aquatic; seals, sea lions, walrus, hippopotamus, platypus, otters, beavers and nutria are semiaquatic, spending part of their lives on land.
animals.mom.com/list-aquatic-mammals-1770.html
Aug 25, 2024 · Most species of aquatic mammals live in the marine environment. There are three orders of aquatic mammals, which include: cetacea, carnivora and sirenia. Cetacea order. The most representative species within the cetacea order are: whales, dolphins, sperm whales, killer whales and porpoises.
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.
- Pinnipeds. The pinniped group includes seals, sea lions and walruses. This group of animals are characterized by being fin-footed, carnivorous and mostly aquatic.
- Cetaceans. Cetaceans are the most diverse group of marine mammals and include species of whales, dolphins, and porpoises. There are roughly 90 different species of cetaceans and this diverse group of animals can be found in oceans and in some cases- rivers, all over the world!
- Sirenians. The sirenians, also known as the sea cows, are a group of herbivorous, slow-moving, fully aquatic mammals. Sirenians are broken up into two families; the dugongs and the manatees.
- Fissipeds. While you may have never heard of the term “fissipeds”, you likely know what a fissiped is. There are many species of fissipeds, but there are only two species of marine fissiped.
- Manatees. Scientific Name – Trichechus. Type – Mammals. Diet – Omnivorous. These aquatic animals are found along some rivers and coasts of the Atlantic, South America, and parts of Africa.
- Sea Otters. Scientific Name – Enhydra lutris. Type – Mammals. Diet – Carnivorous. It is found on the coasts of North America and parts of Asia and spends most of its life in the water.
- Crabs. Scientific Name – Brachyura. Type – Crustaceans. Diet – Omnivorous. These are crustaceans found all over the world in oceans and seas. There are many different types of crabs in the water, but they all have similar behavior.
- Dolphins. Scientific Name – Delphinus. Type – Mammals. Diet – Carnivorous. There are various types of dolphins found in the world’s oceans, with the most common one being bottlenose dolphins.
Aquatic mammals and semiaquatic mammals are a diverse group of mammals that dwell partly or entirely in bodies of water. They include the various marine mammals who dwell in oceans, as well as various freshwater species, such as the European otter.
Aquatic and semiaquatic mammals are well adapted to life in the water with physical characteristics such as flippers, webbed feet, paddlelike tails and streamlined bodies. Whales, dolphins, porpoises, manatee and dugong are completely aquatic; seals, sea lions, walrus, hippopotamus, platypus, ...
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 .
