Sharks

Length: 2 Pages 535 Words

Sharks Sharks belong to the chondrichtyes group of species, around 340 different types. Rays, chimaeras and skates also share the structure as the shark. They are different from boney fish because of there cartilaginous skelotons making movement more keen and versatile. From the biggest of sharks, the whale shark to badest of sharks, the great white shark and even the smallest sharks, such as the cookie cutter shark all are keen hunters. Hunters like the hammer head and the bull shark hunt for food, while the bigger sharks like the basking shark swim through the ocean and collect plankton. Most sharks have the same skin characteristics. Gray in color, with leather like skin with sharp, pointed placoid scales that does not grow as the animal ages. One remarkable feature of sharks is their Continue...


More sample essays on Sharks

    Sharks
    Sharks. Oceans cover 70 per cent of the earth surface and whole more that 20,000 species of fish. Of these some 370 species are sharks. .... (413 2 )

    sharks
    sharks. .... But are sharks really vicious man-killer's we have labeled them? Or have we made sharks to be more terrifying then they actually are. .... (1416 6 )

    The Old Man and the Sea
    .... But he really proved it when he fought off the sharks who wanted to eat the marlin. .... But Santiago really showed his courage when the sharks attacked the marlin. .... (512 2 )

    Great whites
    Great whites. Sharks have a bad reputation as blood thirsty killers, but only a few are dangerous. Attacks on people are very rare. .... Trapped sharks suffocate. .... (1264 5 )

    the megalodon
    The Megalodon Kingdom-animalia Phylum-chordata Subphylum-vertebrata Class- Chondrichthyes Subclass-Elasmobranchii (sharks and rays) Order-Lamniformes Family .... (749 3 )

    Shark Conservation
    Smithsonian: Sharks The people's battle against the terrors of the sea And the sharks' fight to survive Outline Shark populations have been hit hard lately. .... (1147 5 )

They are sensitive to sounds and have good directional hearing. Instead their teeth are embedded in fibrous membranes. These keen senses helps the shark in there success to hunt for food. Their whole teeth are so amazing if they attack a larger fish and teeth break off, they are replace by new teeth. Eggs usally are layed on rocks or plant live ancored with tendrils and there leathery shells protect them. They are able to detect movement in the water and the sand for underground hiding prey. Sharks rob the fisherman of their catch, attacking the trawls filled with fish. Sharks have rows of teeth that are not attached to the jawbone. Sharks with ther acute senses have the ablility detect the smallest of things in the water like blood to give them a path to potential food Sharks do not have good eye sight, however, their inablility to see is made up with all other senses. Sharks dont have swim bladders, there for, when not moving sharks will sink. Also humans have acquried a taste for shark, comparing it to swordfish. Sharks during breeding season live off there stored fats or lipids for long periods of time so eating of the young and each other is avoided. Even the most dangerous shark plays an important role in the ocean similar to large animals on land.

PROFESSIONAL ESSAYS:

Great White Sharks
Great White Sharks. Sharks don't chew their food, but rip it into mouth-sized pieces and swallow it whole. A large meal can last a shark for up to two months. (1377 6 )

Great White sharks are a large species of shark,
Great White sharks are a large species of shark,. Sharks donÆt chew their food, but rip it into mouth-sized pieces and swallow it whole. (1377 6 )

Shark Attacks & Jaws
most commonly held opinions of sharks are false. -very little is known about sharks. Body Section 1: Misconceptions. -sharks like to eat people. (1156 5 )

The Old Man and the Sea
The Old Man and the Sea, the author provides us with an old fisherman named Santiago who risks the dangers of the sea and a fierce group of sharks to land his (531 2 )

The Old Man and the Sea
As he tows the huge fish home, it is attacked by shovel-nosed sharks. Santiago desperately tries to fight the sharks off, but they (2712 11 )

"West Side Story" and 1950s America
Maria is Puerto Rican and Tony is not, and because the families of each are associated with New York ethnic street gangs, the Puerto Rican Sharks (headed by (2717 11 )