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  1. There are 18 species of earless seals, including the harbor, leopard, and elephant seals. Earless seals can hold their breath for up to 90 minutes, allowing them to dive to great depths in search of food.

  2. en.wikipedia.org › wiki › Earless_sealEarless seal - Wikipedia

    The earless seals, phocids, or true seals are one of the three main groups of mammals within the seal lineage, Pinnipedia. All true seals are members of the family Phocidae (/ ˈfoʊsɪdiː /). They are sometimes called crawling seals to distinguish them from the fur seals and sea lions of the family Otariidae.

  3. There are 33 species of pinnipeds alive today, most of which are known as seals. Pinnipedia is made up of three main groups: The walrus, which is the only living member of the family...

    • Size and Weight: True seals range in size from the 3 feet and 100 pounds Baikal seal to the 16 feet and 7,100 pounds southern elephant seal male. The southern elephant seal male is not only the largest seal species but is also the largest member of the order Carnivora.
    • Appearance: Seal appearance varies among the species. However, all species have feet-shaped fins, allowing for these species to be expert swimmers. Most species have thick layers of fat, also known as blubber, to keep the animals warm in cold oceans, in addition to dense fur.
    • Diet: Seals are opportunistic carnivores, eating mainly fish while in the water.
    • Habitat: All pinniped species are considered semi-aquatic marine mammals that spend some of their time at sea and the other part of their lives on land or sea ice.
  4. Apr 12, 2023 · There are 33 living seal species in three families, including true seals, eared seals, and walruses. Seals are marine mammals, distinguished by their fur, mammary glands, and ability to breathe oxygen. The harbor seal is the most common species, with around 500,000 individuals in the wild.

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  5. Worldwide, gray seals number about 300,000 and are found on both sides of the Atlantic in three distinct populations: Western Atlantic (150,000), Eastern Atlantic (130,000 – 140,000), and Baltic (7,500).

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  7. List of the Common Types of Seals. There are 34 known species of seals in the world. These consist of 18 true or earless seals, 15 eared seals, which include fur seals and sea lions, and the walrus.