Piranha family of fish of the order karpoobraznyh. The body is laterally compressed fish has an average length of about 30 cm, 60 cm and reach the powerful jaw with sharp wedge-shaped teeth. Piranha fish are about 50 species in the waters of South America. Predatory fish shoals attack other fish, animals, and they are dangerous to humans. Herbivorous purified water from the vegetation. Small fish are bred piranhas in aquariums, and they are not so aggressive. What is so Piranhas deserve their fame? Razor-sharp teeth, voracious, ill-tempered. Many of the word "piranha" I remember with a shudder eerie footage of the horror film "Piranha." Juveniles are silvery-blue color, with darker age, getting black. Despite the small size of piranha fish gluttonous when her jaws are closed, sharp teeth are adjacent to each other, as-built castle of the fingers. And could easily have a snack or finger stick.
The shepherds, driving a herd through the rivers that are home to piranhas, give one of the animals to be eaten by piranhas. Thus, diverting them from the herd, and as passionate about piranhas victim, melted in a different place to the other side. Wild animals are not as smart as people, and in order to cross the river or drink the water in the area that are found predatory fish piranhas. Begin to splash water or noise to attract piranhas. And when the pack piranhas appear on the noise, the animals go on shore in a safe place, and there are already moving to the other side of the shore or drink water. Piranha with his ill-tempered bad coexist, often attacking each other. They attack on anyone who enters their territory, be it fish or other animals and people.
Even the alligator avoids meetings with them. The worst fish is, of course, white shark, but not less fear suggest stories about the little fish - piranhas. Many legends are told that a pack of piranhas can only half an hour to destroy a large animal. Only a drop of blood hit the water turns into piranha mad demon, rush to everything that comes his way. The very name of 'Piranha' strikes fear. "Piranha" is translated from the language of South American Indians - "toothed demon." Jaw muscles in piranhas are developed so that the piranha "cuts" the smallest piece, and it does not produce tears, and cuts like a surgeon with a scalpel into small pieces. Piranha can even bite through steel, they are particularly dangerous during the spawning season, when the pair first and then the male protects the clutch of eggs.
Despite all the horrors induced by this kind of fish they are caring parents and protect your home from intruders. Most of the common species of piranhas is - red piranha. It lives in fresh waters of South America, and in all the basins of La Plata, the Orinoco and Amazon. It can also be found in the eastern foothills of the Andes of Colombia and, in all the Amazon basin in Paraguay, Uruguay, Bolivia and Peru to the north-east Argentina. More actively engaged in a young individual, often gather in flocks and are in constant search of food. Adults also have a settled way, hiding in the weeds and do not chase the prey, and waiting for her in the shelter.