Goldfish
(Carassius s. Cyprinus auratas) - belongs to the carp family (Cyprinidae) and is considered by some researchers a variation of crucian carp (Sagai vulgaris s. carassius). Since ancient times cultivated…

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Most dangerous animals in the world
Sea wasp Jellyfish, sea anemones, coral polyps, annelid worms, sea cucumbers, sea urchins, starfish, sponges can "burn" or stabbing of a person in contact with them. The range of consequences…

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Pond fish farm
For each fish farm must be created its own technological scheme taking into account the strengths and weaknesses of a particular company. Choosing the most effective technology - the first…

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species

Shark fish

Sharks are found in open and coastal ocean waters. These mysterious creatures appeared on Earth 400 million barrels. years ago. Belong to cartilaginous fish. as their skeleton consists of cartilage. Cartilage is durable, and unlike the bones of fish, more flexible and light. They have no swim bladder. Afloat fish holds, thanks to its large but lightweight the liver. Her need to constantly move in order not to drown.

She swims, arching his whole body from side to side. Almost all of them when hunting using the electric field. Sharks capture him with the help of numerous electrical sensors that are on her face.

Many of them, it is not strange, they eat plankton. Plankton is a conglomeration of various microscopic and small organisms. Mainly unicellular plankton contains algae, which absorb solar energy, thereby transforming inorganic substances into organic food. Continue reading

Dangerous animals – memo for leaders and parents

Rest in children’s sanatorium “Krynitsa” safe for your children. The territory is guarded around the clock, equipped with video surveillance systems. However, a number of natural factors, in particular dangerous animals, inhabiting the Black sea can harm the health. It must be remembered that the fauna of the Black sea Gelendzhik and animals, interaction with which should be avoided.

Children’s village is fully protected against the penetration of stray dogs and other feral animals. However, to fully exclude a meeting with dangerous sea animals is impossible. The main species of these animals:

jellyfish Aurelia and kornerot in contact with a man called burns. Burns can cause severe pain, but, in General, safe for health. To avoid burns, avoid contact with jellyfish, do not touch them; Continue reading

Feeding aquarium fish
The basic principles for the feeding of aquarium fish: 1. To feed the fish need 1-2 times a day, giving as much food as they'll eat in 5-10 minutes. Fish,…

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Water for marine aquarium
Good day to all. I want to tell not much about sea water aquarium with reef. marine invertebrates and fishes . if something miss I'd like to hear addition. Sea…

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