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The largest sea lions are Steller's sea lions, which can weigh 1,000 kg (2,200 lb) and grow to a length of 3.0 m (10 ft). Sea lions consume large quantities of food at a time and are known to eat about 5–8% of their body weight (about 6.8–15.9 kg (15–35 lb)) at a single feeding.
The Galápagos sea lion (Zalophus wollebaeki) is a species of sea lion that lives and breeds on the Galápagos Islands and, in smaller numbers, on Isla de la Plata . [2] Being fairly social, they are often spotted sun-bathing on sandy shores or rock groups, or gliding through the surf.
A food web model is a network of food chains. Each food chain starts with a primary producer or autotroph, an organism, such as an alga or a plant, which is able to manufacture its own food. Next in the chain is an organism that feeds on the primary producer, and the chain continues in this way as a string of successive predators.
California sea lions may be killed when in conflict with fishermen, by poaching, and by entanglements in human-made garbage. They are also threatened by pollutants like DDT and PCB which accumulate in the marine food chain. [2] Shooting California sea lions, ca. 1870s
Food chain in a Swedish lake. Osprey feed on northern pike, which in turn feed on perch which eat bleak which eat crustaceans.. A food chain is a linear network of links in a food web, often starting with an autotroph (such as grass or algae), also called a producer, and typically ending at an apex predator (such as grizzly bears or killer whales), detritivore (such as earthworms and woodlice ...
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The group of mostly male sea lions travels every year from the Channel Islands to rest and feed; they usually stay along adjacent beaches but this time, they decided to call San Carlos Beach their ...
The Australian sea lion (Neophoca cinerea), also known as the Australian sea-lion or Australian sealion, is a species of sea lion that is the only endemic pinniped in Australia. [2] It is currently monotypic in the genus Neophoca , with the extinct Pleistocene New Zealand sea lion Neophoca palatina the only known congener. [ 3 ]