Typically, most people think of sharks as huge ferocious carnivorous fish with very sharp teeth. However, to fit this description all 370 different species of this family does not succeed – between 11-meter whale shark and a six-inch dwarf shark is a huge difference.
Also not be wrong to mention that many people see sharks as monsters, do not hesitate to attack humans at every opportunity. This is largely shaped by the movies. However, the angels of these predators is difficult to call, as attacks on humans do occur, and in most cases involved the following 9 species of sharks:
Great white shark
The most famous and terrifying shark, part-time and is the largest predatory fish on the planet.
More than half of all attacks on people are from that view. Fortunately, most attacks are not fatal, since they are due to curiosity, and, as a consequence of the desire to “eat” the interested object. Of course, this is not encouraging news for the victims of the attacks, but it is important to understand that the person is not interested in the white shark as prey. Continue reading
One of the brightest and most beautiful families of marine fishes, the calling card of coral reefs, has 10 genera and 130 species. In classical works of butterfly fish are often combined with fish-angels, are not inferior to them in beauty and brightness of color, with whom they have many common morphological features. Butterfly fish distributed mainly in the Indian and Pacific oceans, however they are found and the Atlantic, not only in tropical and subtropical and in temperate waters. All species found in the coastal strip, mainly inhabiting community of coral reefs and rocky outcrops. They are very conservative, do not make migrations and adhering to the same area in a lifetime. Live alone, not forming flocks and swarms. Are a daily way of life. These fish feed on various invertebrates, which are usually extracted from the crevices and other hideouts, to collect on the surface or reefs eat parasites from the skin of large fish.
Medium-sized fish, 7 to 30 centimeters, with high, strongly compressed laterally body. Rostral part of the head elongated into a tube, at the end of which is a small mouth. Dorsal fin undivided, stretches along the torso, sometimes has an extended front end, resembling a pen. Continue reading