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).

Mar 14, 2025 · Dolphins are swift swimmers; the bottlenose dolphin can attain speeds of nearly 30 km/hr (18.5 mph) in short bursts, and common dolphins are even faster. What are dolphins known for? Dolphins are popularly noted for their grace, intelligence, playfulness, and friendliness to …

Dec 13, 2019 · There are dolphins in every ocean on Earth, and there are freshwater species of dolphins that inhabit rivers in South Asian and South American. The largest dolphin species (the orca) grows to more than 30 feet long while the smallest, Hector's dolphin, is …

Dolphin Profile. The dolphin is a small to medium-sized marine mammal, which are found all over the world, generally in warmer waters. They usually inhabit shallow seas and continental shelves.

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.

Dolphins are marine mammals, together with whales and porpoises they are collectively known as cetaceans. Some dolphins live in rivers and estuaries.

Dolphins are aquatic mammals of the infraorder Cetacea that constitutes five families, including oceanic dolphins, the Indian river dolphins, brackish dolphins, the New World river dolphins, and the extinct Chinese river dolphins.

Jun 29, 2023 · Dolphins are marine mammals belonging to the infraorder Cetacea, which is also home to whales and porpoises. Known for their high intelligence and acrobatic displays, dolphins are among the most familiar and best-loved members of the animal kingdom. On this page is a list of all living dolphin species, with

Dolphins (Delphinidae) are aquatic mammals related to whales and porpoises and famous for their intelligence, apparent compassion and joy. There are almost 40 species of dolphin in 17 genera. Dolphins vary in size from 1.2 metres (4 feet) and 40 kilograms (88 pounds) (Maui’s Dolphin), up to 9.5 metres (30 feet) and 10 tonnes (the Orca).

Everything you should know about the Dolphin. Dolphin is a family of marine mammals, of which there are a number of species.