What is a sharks diet

By | September 22, 2020

what is a sharks diet

Sharks evolved millions of years before humans existed and therefore humans are not part of their normal diets. Printouts Math Music Word Wheels. Their teeth are tiny, although present; they do not use it in the feeding process. The shark grabs a chunk of flesh and rips it from the body. But it is true, and in fact, some of the larger sharks prefer plankton to meat. Shark tails caudal fins vary considerably between species and are adapted to the lifestyle of the shark. Many governments and the UN have acknowledged the need for shark fisheries management, but due to the low economic value of shark fisheries, the small volumes of products produced and the poor public image of sharks, little progress has been made. By Amelia Meyer. Some bottom-dwelling sharks such as the Angel Shark have flat bodies that allow them to hide in the sand of the ocean bed. Not all sharks need to move constantly, though.

White shark, Carcharodon carcharias, also called great white shark or white pointer, any member of the largest living species of the mackerel sharks Lamnidae and one of the most powerful and dangerous predatory sharks in the world. Starring as the villain of movies such as Jaws , the white shark is much maligned and publicly feared. However, surprisingly little is understood of its life and behaviour. White shark populations are frequently centred in highly productive temperate coastal waters that is, waters characterized by an abundance of fishes and marine mammals, such as off the coasts of the northeastern and western United States, Chile, northern Japan, southern Australia, New Zealand, southern Africa, and the Mediterranean. Some individual white sharks may travel far out to sea or into tropical waters, but field studies show that most return to these temperate feeding areas each year. White sharks are large bulky fishes with a body shaped like a blunt torpedo. They have a sharply pointed conical snout, large pectoral and dorsal fins, and a strong crescent-shaped tail. Only the belly of white sharks is whitish. They have a contrasting pattern of dark blue, gray, or brown on their back and sides. They are amazing hunters armed with strong muscles, good eyesight, and a keen sense of smell. In addition, their massive jaws are armed with large sharply pointed, coarsely serrated teeth.

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White shark Carcharodon carcharias populations are frequently centred in highly productive temperate coastal waters that is, waters characterized by an abundance of fishes and marine mammals. Could shark cartilage help cure cancer? Sharks are carnivores, and they primarily hunt and eat fish, sea mammals like dolphins and seals, and other sharks. The bite marks may also come from courtship behaviour: the male may bite the female to show his interest. When food passes from the mouth to the stomach, it is stored in this last portion and thus begins the process of digestion. These amazing animals have a fierce reputation and fascinating biology.

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