Pinniped - Wikipedia
They comprise the extant families Odobenidae (whose only living member is the walrus), Otariidae (the eared seals: sea lions and fur seals), and Phocidae (the earless seals, or true seals), with 34 extant species and more than 50 extinct species described from fossils.
Seal | Description, Species, Habitat, Diet, & Facts | Britannica
2025年1月3日 · Seal, any of 32 species of web-footed aquatic mammals that live chiefly in cold seas and whose body shape, round at the middle and tapered at the ends, is adapted to swift and graceful swimming. There are two types of seals: the earless, or true, seals; and the eared seals, which comprise the sea lions and fur seals.
List of pinnipeds - Wikipedia
The 34 extant species of Pinnipedia are split into 22 genera within 3 families: Odobenidae, comprising the walrus; Otariidae, the eared seals, split between the sea lions and fur seals; and Phocidae, the earless or true seals.
21 Types of Seals: Species, Facts and Photos - TRVST
2023年12月7日 · Explore various types of seal and seal species and learn about their thick layer of blubber that warms them up in their frigid habitats.
Most comprehensive seal family tree reveals the hidden ...
2024年5月24日 · Seals are successful marine predators found in oceans around the world. But their current diversity is just a snapshot of the species that used to exist. A new study has now explored the evolutionary history of living and fossil seals, revealing in the process how walruses had extraordinary periods of speciation followed by extinction.
Seal Facts, Types, Diet, Reproduction, Classification, Pictures
Seals are a semi-aquatic species, also commonly referred to as pinnipeds. There are three general categories of seals, classified as Phocidae, consisting of the true seals, Otariidae, consisting of fur seals and sea lions, and Odobenidae, which currently includes only walruses.
Seals, facts and photos - National Geographic
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...
Seal - Classification, True (Earless) Seals & Eared Seals ...
32 species belonging to 17 genera in 2 families. Together with walruses, seals and sea lions are classified as pinniped s (suborder Pinnipedia). 18 species in 10 genera. 7 species of the Northern Hemisphere: the Baikal seal, Caspian seal, harbour seal, …
Dive Into the Ocean: Full Guide To All 33 Types of Seals
2023年4月12日 · 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.
Seal - A-Z Animals
2024年5月27日 · Seals are animals that have played an integral role in the culture of the Inuit, North Sea peoples, and others. In Scottish mythology, the selkie is a creature that can transform from a seal to a human. Seals are most closely related to modern day bears, weasels, skunks, and otters. “Seal” is the informal name for all Pinniped species.