Shark bull: description, lifestyle, nutrition

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on our land inhabited by many animals that pose a threat to human life.The heroine of our today's article - a bull shark, the most dangerous sharks in the world.

It is considered the most aggressive representative of fish.Grey bull shark cartilage represents a class, and is a member of the order carcharhiniformes.It is also called roundnose, tub-head shark bull.

Predators oceans and seas always terrifying man.They are totally unpredictable and very treacherous.Attacks on people - this is only a confirmation of what was said.Among the sea creatures sharks most dangerous to humans.Becoming a victim of a predator, freed from its jaws impossible.

bull shark, gray shark of the genus - is a real monster, which is a serious threat to humans.Seeing its terrible jaws, even desperate daredevil would be horrified.What kind of monster, and what is so dangerous?

Appearance

bull shark has a rather large body.The size of the female (adult) sometimes exceeds 4 meters in length.Males are slightly smaller - their body is about 2.5 meters long.Weighs this "fish" more than 300 kilograms.

Bull shark, whose photos can be seen in publications on marine life has a huge head with a blunt snout to the end.The worst part of this animal - its jaws.These devices are in the form of saws keep at bay the entire underwater world.

Body predator colored gray.However, its belly light, almost white, and the back is more saturated colors.Depending on the lighting, the animal can change the tint, then becoming lighter, then darker.

Habitat

Perhaps our readers are interested in, where he lives bull shark?It lives not only in the salty seas and freshwater lakes and rivers.Basically she lives in the expanse of water off the coast of South and North America.Furthermore, this predator found in waters which encircle India.

One type of bull sharks (Gill & amp; Bransford) has lived in Lake Nicaragua (Central America).It is connected to the Caribbean Sea rapids river San Juan, whose length is about 200 km.Sharks are living in it - only known species adapted to live in freshwater.The shark that lives in Lake Nicaragua, rather large - the average size of about 2.5 m, but there are individuals exceeding 3.5 meters in length and over.

bull shark is found in the Panama Canal, where the waters of several lakes mixed with the waters of the two oceans.Noticed the appearance of predators in Lake Izabal in Guatemala.Often they appear in Atchafalaya River (Louisiana).

According to unconfirmed reports, the gray bull shark, a photo of which is a special good luck Wildlife Photography, appears in the heart of the continent, in the channels, cut the southern and central Florida, but this statement requires additional evidence.

in South China, India and other countries in the region are very afraid and at the same time, revered as sacred, the shark.It is a rare species that lives in the river Ganges, used to feast on human flesh.Following local custom, the bodies of members of the upper castes, is lowered into the water of the Ganges, where they are waiting for the terrible predator.

behavior in nature

most aggressive males experts believe these sharks.If the victim came to the attention of the toothy predators, it has no chance of escape.Shark bull differs great strength and incredible speed.It is able to overtake the victim in a matter of seconds.At the same time it attacks immediately, leaving no opportunity to escape from his terrible jaws.

According to scientists, especially the aggressive behavior of males based on the fact that their body produces large amounts of testosterone - the male hormone that is responsible for the aggression of all life on Earth.This is supported by practical observations and research - subject, seemingly unreasonable outbursts of rage, bull sharks rush on anything that moves - even on a boat motor propeller.

Muzzle these predators is dull oblate shape, which increases their agility and jaws full of sharp and jagged teeth is a very formidable weapon.Young sharks are born with lots of teeth.If one of the teeth located in the front row of drops, the new does not grow, and its place is growing in the back row.This number is constantly growing, adding to the jaws of predators a new formidable weapon.

bull shark - extremely fast and powerful animal.Escape from its grasp is impossible!She tormented victim, paying no attention to the pain and strokes.

bull shark behavior can not be predicted.They can quite happily for a long time to swim there, and then suddenly attack a man.

These predators are very jealously guard their possessions - accidentally or specifically invading alien definitely be destroyed.

Power

searching for food, bull shark absorbs virtually all life that comes his way.Most of their favorite food - various bony fish and dolphins.In addition to such "delicacies", she eats crabs, crayfish, mollusks.Predator attacks and their relatives.Not to abandon the sea fell.But worst of all, she easily attack humans.

Reproduction

Unlike the bulk of the fish, bull shark are viviparous.It should be noted that this is typical of most sharks.

fertilized female bears eggs in his body until until they are fully ripe.All summer the females spend in labor.They gather in huge flocks, and give birth to a shark.One female gives birth to 10 babies.Immediately after birth the female throws pups, and more of them are not interested in her fate.The first days and months of small sharks live in estuaries, hiding from enemies.

when they turn 4 years old, they reach sexual maturity and are ready for self-fertility.

Lifetime bull shark about 30 years.

enemies

can say that the bull shark has almost no enemies in nature.However, it is sometimes necessary to become a victim.They are attacked by larger predators, such as killer whales.

Features bull sharks

These predators are extremely high endurance and pain barrier.Because of this, they have earned a reputation as the "immortals" predators.There are cases when it is completely gutted fish released into the water, they ate their own guts.

Many legends surround these predators.In some villages in the south of Africa, they are considered sacred.By and large, bull sharks - the perfect assassin.These aggressors produce that amount of testosterone, which can not produce any living creature on Earth.

Female sharks completely devoid of maternal instinct.This is an aggressive predator, claiming to be all-powerful animal.

Fearing scary shark jaws, people often simply massively exterminate these predators.Often catching held for their meat, which a man eats.