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The earliest known sea cows, of the families †Prorastomidae and †Protosirenidae, were both confined to the Eocene, and were pig-sized, four-legged, amphibious creatures. [19] The first members of Dugongidae appeared by the middle Eocene. [20] At this point, sea cows were fully aquatic. [19] Pinnipeds split from other caniforms 50 mya during ...
Australian snubfin dolphin, Orcaella heinsohniNT. Orca (killer whale), Orcinus orcaDD (unnamed ssp. - resident killer whale NE, unnamed ssp. transient killer whale NE) Melon-headed whale, Peponocephala electraLC. False killer whale, Pseudorca crassidensDD. Atlantic humpback dolphin, Sousa teuszii VU.
Marine life, sea life, or ocean life is the plants, animals, and other organisms that live in the salt water of seas or oceans, or the brackish water of coastal estuaries. At a fundamental level, marine life affects the nature of the planet. Marine organisms, mostly microorganisms, produce oxygen and sequester carbon.
Marine biology is the scientific study of the biology of marine life, organisms that inhabit the sea. Given that in biology many phyla, families and genera have some species that live in the sea and others that live on land, marine biology classifies species based on the environment rather than on taxonomy.
Ikatere, a fish god, the father of all the sea creatures including mermaids. Kiwa, a guardian of the sea. Rongomai, a whale god. Ruahine, an eel god. Taniwha, deities or monsters (often take forms resembling dragons). Tangaroa, god of the sea. Tawhirimātea, god of the weather, rain, storms and wind; Tinirau, a guardian of the sea.
Sea turtles can be found in all oceans except for the polar regions. The flatback sea turtle is found solely on the northern coast of Australia. The Kemp's ridley sea turtle is found solely in the Gulf of Mexico and along the East Coast of the United States. [30] Sea turtles are generally found in the waters over continental shelves.
Caladrius (Roman) – white bird with healing powers. Chalkydri (Jewish) – heavenly creatures of the Sun. Chamrosh (Persian mythology) – body of a dog, head & wings of a bird. Cinnamon bird (Greek) – greek myth of an arabian bird that builds nests out of cinnamon. Devil Bird (Sri Lankan) – shrieks predicting death.
Marine vertebrates are vertebrates that live in marine environments. These are the marine fish and the marine tetrapods (primarily seabirds, marine reptiles, and marine mammals). Vertebrates are a subphylum of chordates that have a vertebral column (backbone). The vertebral column provides the central support structure for an internal skeleton.