Q:

How many types of dolphins are there?

A:

Quick Answer

There are 42 species of dolphins in the world. There are 38 species of marine dolphins and four species of river dolphins. The normal habitat for dolphins is saltwater, but some do live in freshwater. Dolphins are generally found in the shallow coastal waters of warm locations.

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How many types of dolphins are there?
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Full Answer

The most commonly known dolphin is the bottlenose. This is the species most often seen in aquariums, and these dolphins are very intelligent and easy to train. The striped dolphin is believed to have the highest population, while the spinner dolphin has amazing acrobatic ability. In 2011, a new dolphin species, the Burrunan dolphin, was discovered near Australia.

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Related Questions

  • Q:

    How many dolphins are there in the world?

    A:

    Although the true dolphin population is unknown, the National Marine Fisheries Service estimates that there are, on average, 29,774 bottlenose dolphins in the North Atlantic and 5,065 on the West Coast, as of 2014. The NMFS also estimates 45,000 located near the Gulf of Mexico.

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  • Q:

    How big are dolphins when they are born?

    A:

    Baby dolphins, or calves, are approximately 3.8 feet long and weigh around 40 pounds. Baby dolphins gestate for a period between 9 and 17 months, depending on the species. Calves are born live in shallow water and quickly taken to the surface for their first breath.

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  • Q:

    Are dolphins cold blooded?

    A:

    Dolphins are warm-blooded, not cold-blooded. This is because dolphins are classified as marine mammals, rather than fish. Dolphins maintain consistent body temperature just like other warm-blooded animals.

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  • Q:

    How long are dolphins pregnant?

    A:

    Bottlenose dolphins are pregnant for about 12 months. The single calf is often born tail-first at the end of the gestation period and ranges from 39 to 53 inches in length and weighs 22 to 44 pounds.

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