Dolphins are widespread, mostly in pelagic marine environments but some thrive in brackish and freshwater bodies. Most species prefer the warm waters of the tropic zones, but some, such as the …

Jan 23, 2026 · Mammalian dolphins are any of the toothed whales belonging to the mammal family Delphinidae (oceanic dolphins) or the mammal families Platanistidae and Iniidae (river dolphins). The …

Dolphins are some of the most intelligent marine mammals. Find out more about these aquatic animals and how you can contribute to dolphin conservation.

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.

Dec 9, 2025 · Dolphins are highly intelligent, marine mammals known for their complex behavior, global distribution, and remarkable evolutionary history.

Apr 9, 2024 · Six dolphin species are commonly called whales (think killer whales!), and technically, all dolphins are whales because they’re part of the category “toothed whales” in the order Cetacea.

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

Depending on the species, dolphins range in color from white, pearl, and pink to darker shades of brown, gray, blue, and black. Dolphins have smooth skin, flippers, and a dorsal fin. They have a long, …

Have a favorite dolphin species or want to learn more about rare dolphins you may have never heard of? Check out the Species Spotlight Section for resources on every type of dolphin! Whales, dolphins, …