Ocean animals dolphin facts

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. At 188 decibels. While most dolphins prefer warmer tropical or temperate waters one species the orca sometimes called killer whale lives in both the arctic ocean and the antarctic southern ocean. All whales have a blow hole through which they breathe air from the surface. Dolphins are highly intelligent marine mammals and are part of the family of toothed whales that includes orcas and pilot whales. Most dolphins are marine. If you were ever an over imaginative sensitive sea loving child you probably had one of those awesome and adorable paintings of a child playing with a dolphin under a rainbow hung up in your room. Discover amazing animals that live in the ocean. The blow hole is effectively a single nostril. 780 shares comments off on 12 bizarre facts about animals that will leave you amazed. Bottlenose dolphins live in all open oceans of the world except the arctic and antarctic oceans. Most live in shallow areas of tropical and temperate oceans and five species live in rivers. Fish squid and crustaceans are included in their list of prey. Scientists believe the dolphins ancestors still lived at least partially on land about 65 to 70 million years ago. Many inhabit coastal areas or areas with shallower water.

X rays of dolphin flippers reveal the remnants on life on land three long finger like digits and one very short bone that is disappearing through adaption to a fully aquatic life. A few more ocean animal facts. Dolphins live in all of the world s seas and oceans. 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 can be found all over the world and in different environments. Nearly 40 species of dolphins swim the waters of the world. Chris martin bahr wwf. A 260 pound dolphin eats about 33 pounds of fish a day. There is also a completely separate family of four dolphin species that live mostly in freshwater rivers. Top 10 facts about dolphins. An octopus has three hearts and the color of its blood is blue. Dolphins sleep with only half of their brain and with one eye open so they can watch for predators and other threats. Dolphins have been known to use both their speed and large group sizes to develop different ways of hunting prey. Common dolphins are among the fastest swimming marine mammals with some possibly reaching speeds of over 40 km h.

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