الخميس، 16 أبريل 2015

Shark

The first is the fact that you know that the word shark does not mean one type, but include more than 350 species of shark, and the other type was discovered is a great mouth shark Megamouth Shark. This product was not discovered until 1976, which has a big mouth swim slowly, and has not been seen since its discovery, but only 41 times!
Sharks are usually scary, especially after some of the movies filmed in a monster loves gorging on human beings, so that there is a condition called Galeophobia means shark phobia. As for the love of the flesh of man, this false information, he prefers eating seven sea because the meat is full of fat, and therefore you as a human being is a poor meal for the shark does not live up to his taste and requirements, and strange that the shark could stay prey accurately from the first bite to know how much energy will get them, and whether they are worth the trouble of trying! Despite this, there are types of sharks are dangerous to human life, scientists are likely to 30 species can be attacked in the case of human feeling very hungry and the thickness of the most famous tiger shark or a great white shark.
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If you are swimmers or passengers of the waves, know that sharks have strong senses Kalsama, smell, visual acuity, factors which help in fishing operations carried out by, they can smell the smell of blood from hundreds of miles away, can also pay attention to the vibrations caused by the movement of the swimmer or any Another object on a very long distances, and the sharp teeth can cause a person deep wounds at the touch, and in the case of breakage or loss of one of them he has a behind each tooth teeth backup of up sometimes to five teeth, and therefore it does not lose his weapon deadly Never!
shark-teeth shark from very old fish on the ground where scientists believe that he appeared before 400 million years ago, and began the process of change and evolution through the 50 or 64 million last year, that is, a contemporary of the dinosaurs extinct, and to this day still scientists studying this strange fish and discover him new things did not come to an agreement on the size, weight and believe that there are other types not yet Aki_voha!
It is difficult to estimate the numbers of sharks because there are many different species that cover a wide geographical area, however, the numbers of sharks in decline because of the many threats they face, which is particularly active in the evening and night, and there are species which migrate great distances in order to nutrition and reproduction .
Shark_1046 have adapted sharks to live in a wide range of aquatic habitats at different temperatures, while some species live in shallow coastal areas, others live in deep water, in the bottom of the ocean and open ocean and there are some species such as shark bull, which can swimming in fresh and salt water, there are kinds of them prefer isolation such as hammerhead sharks.
Sharks grow slowly, reach reproductive age at the age of 12 to 15 years, and many of the species only give birth one or two at a time, and this means that the Sharks have great difficulty in compensating the lack of numbers so there Scholars fear extinction, but after birth, the newborn sharks swim away from the mothers where they can defend themselves because they generate a complete teeth and thus be able to Nutrition and live alone.

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