The shark is a collective name. There is a white shark, blue, tiger, cat, soup, mackerel, shark-Fox, nurse shark, hammerhead shark. Scientists consider 350 species of these fish. And only 27 of them are accused of attacks on humans. And a few that occur only once.
Thanks to the joint efforts of marine biologists and divers-enthusiasts have managed to debunk some common misconceptions about sharks.
Myth: Most sharks eat people.
Fact: Of the approximately 400 species of sharks in attacks on people were seen a total of about 11. Most sharks are simply too small to pose a threat to humans. But a large white shark people are not too taste, although sometimes they mistakenly attack people, mistaking them for sea lions or seals, which are their favorite prey. Besides, they live at a depth where meeting people is unlikely. Although annually reported approximately one hundred cases of shark attacks on humans, actually elephants are being killed every year twice as many people (about 200) . Dogs kill thousands of people every year!
Myth: Sharks are stupid animals with small, primitive brain.
Fact: the sharks (as the rays) the size of the brain and body comparable to birds and mammals.The research was conducted, which demonstrated that the yellow shark learning is quicker and lasts longer than a cat or a rabbit. This, of course does not mean that sharks are as smart as birds and mammals, but still… Continue reading
The main reasons for the popularity of clown fish among aquarists. The absence of teeth on the tongue and large oval black spots on the back – one of the hallmarks of pink salmon. The lionfish is one of the brightest representatives of the fauna of coral reefs.
Cat – representatives of a family of mammals Carnivora. A description of the most prominent representatives of the cat family. The habitat of the tiger. The leopard is a typical representative of the vast large of the cat family. The Puma is a large American cat.
A variety of types, shapes, colors, and sizes of marine jellyfish. Features of Medusa Nochesvetka, inhabiting the Mediterranean sea and its living in the warm seas. The danger of the poison of jellyfish (the most venomous sea wasps). The use of jellyfish in medicine.
Morphological description of the family of predaceous diving beetles as representatives of aquatic beetles. The geography of the habitat of representatives of this family. Features the power of life and daily activity of predaceous diving beetles. The analysis of the evolution of rakoobraznyh fauna.
Study the amazing and diverse life in the ocean depths. A variety of shells, rare species of fish, corals and plants living in the ocean. Description of the many exotic inhabitants of the underwater world. Underwater expedition scuba divers.
Characteristics of isotopomer of the Republic of Adygea. Species composition of fish in rivers and lakes. A variety of classes in the fauna of amphibians. The class description, type, category of security, significance, habitats, biology and abundance of carp, newts and trout. Continue reading
The silver carp is a large schooling fish of the family Cyprinidae. English name silver carp, which means silver carp.
With your mouth filter apparatus, carp profiltruyte from detritus blooming, green and muddy water. So that would be the pond was clear water, in addition to filtration systems, pond trigger carp. But purebred silver carp is already almost gone. Now almost everywhere you can find brightly colored and hybrid types.
Reaches a body length up to 1 m and weight 20 – 25 kg. the Presence of silver carp in reservoirs is able to increase the productivity of fish farms almost in 2 times. This fish is one of the main objects of fishery industrial cultivation and cultivation of fish. In natural water bodies in the case of the stocking is a food fish.
Taste carp meat is fatty, tender and tasty, can be a valuable object diet. Can be eaten fresh and frozen low-fat carp and silver carp in diseases of the gastrointestinal tract in the diets (in a sparing diet). Have long been prized carp, carp, silver carp, and as sources of complete protein and vitamins in the diet of the child.
Silver carp is the only freshwater fish that contains the same fat as the fish – reduces the amount of cholesterol in the blood. The classes are as intensive diet carp (apotre***tokolo 1 kg / day), light diet (for 2 weeks), at which the lowering blood pressure and reducing cholesterol levels in the blood. Continue reading