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Seabirds are uniquely adapted to life at sea and play a vital role in marine ecosystems. These seabirds exhibit a range of behaviors and characteristics, from soaring across vast oceans to plunging into its depths to catch their prey.
Some species like elephant seals and harbor seals hunt alone, while sea lions and fur seals often hunt in groups. Walruses, however, do not hunt prey in the water column but rather forage with their snouts in the mud for bivalves, like clams.
Seals are carnivorous and dive underwater to hunt for fish, crustaceans, seabirds, and other marine animals. Whales, sharks, and even other seals are the primary non-human predators of seals. How deep can they dive?
- Harbor Seal (Phoca vitulina) The Harbor seal is a marine mammal found in the coastal waters of the northern hemisphere. They have streamlined bodies and dappled coats ranging from silver-gray to brown or black.
- Gray Seal (Halichoerus grypus) The North Atlantic is home to Gray Seals and large pinnipeds with snouts resembling horses. This is why they are also called Horsehead Seals.
- Harp Seal (Pagophilus groenlandicus) Harp seals are a species found in the Arctic and North Atlantic oceans. They have a distinctive black harp or wishbone-shaped pattern contrasting their silvery-gray fur.
- Ringed Seal (Pusa hispida) The Ringed Seal is the smallest of the Arctic seals, featuring dark spots surrounded by light rings on their fur. As the smallest seal in the Arctic, they weigh 110 to 150 pounds and measure up to 5 feet long.
Jun 17, 2013 · The videos above show how a highly trained free-diver compares in breath-holding ability to a common seal. And here we explore some of the most extreme examples of breath-holding in the animal ...
Mar 22, 2021 · Seals and sea lions belong to a group of marine mammals called pinnipeds, which means fin or flipper-footed. They are adapted for life in the ocean, but come on land for long periods of time. NOAA Fisheries and partners work to study, protect, and conserve these unique marine mammals and their habitats.
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Feb 9, 2023 · There are over 30 various species of seals and sea lions living in the world’s oceans, all of which swim a great deal faster than the average human. Although they appear clumsy and awkward on land, in the water, the seal uses its torpedo-shaped body and fin-like feet to perform amazing feats of agility and predation.
