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A dolphin is an aquatic mammal in the clade Odontoceti ( toothed whale ). Dolphins belong to the families Delphinidae (the oceanic dolphins), Platanistidae (the Indian river dolphins ), Iniidae (the New World river dolphins), Pontoporiidae (the brackish dolphins), and possibly extinct Lipotidae (baiji or Chinese river dolphin).
Jun 29, 2024 · dolphin, any of the toothed whales belonging to the mammal family Delphinidae (oceanic dolphins) as well as the families Platanistidae and Iniidae, the two that contain the river dolphins. Of the nearly 40 species of dolphins in the Delphinidae, 6 are commonly called whales, including the killer whale and the pilot whales.
May 2, 2021 · Dolphins are among some of the most intelligent creatures on our planet, capable of ingenious hunting methods and playing games. Subscribe: http://bit.ly/BBC...
Dolphins are small-toothed cetaceans easily recognizable by their curved mouths, which give them a permanent “smile.” There are 36 dolphin species, found in every ocean.
Dec 13, 2019 · Dolphins ( Odontoceti) are a group of 44 species of toothed whales or cetaceans. There are dolphins in every ocean on Earth, and there are freshwater species of dolphins that inhabit rivers in South Asian and South American.
1. Dolphins can be found all over the world and in different environments. There are 36 species of marine dolphins - living in nearly all aquatic environments, including oceans, coastal, estuarine and freshwater - and in temperatures ranging from less than 0°C to more than 30°C.
There are currently 42 species of dolphins and seven species of porpoises. Dolphins are marine mammals. They must surface to breathe air and give birth to live young. A dolphin pregnancy last between nine and 16 months. The mother feeds her offspring on milk.
Apr 11, 2017 · 70 Interesting Dolphin Facts. When humans take a breath, they replace only 15% of the air in their lungs with fresh air. When dolphins take a breath, they replace 90% of the air in their lungs with fresh air. [4] Dusky and spinner dolphins can leap 20 feet (6.1 m) or higher in the air.
Description of the Dolphin. Though each species has its own unique morphology, or shape, most members of this group share a similar form. They have elongated, streamlined bodies with one dorsal fin on their backs, two pectoral fins underneath, and a tail, or caudal, fin.
Dolphins are aquatic mammals that need to breathe air through their blowholes, just like whales. They are small-toothed and live in marine habitats all over the world.
