Goldfish in the pond
In the first place. conceived as a small pond? If its depth is less than 50 cm, it will quickly heat up, the fish will suffocate from lack of oxygen.…

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Garden pond for fish
For breeding more demanding of the oxygen content of the water species (pike perch, carp, etc.) will require a larger reservoir size. If the plot runs a small stream, it…

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Goldfish in the pond
In the first place. conceived as a small pond? If its depth is less than 50 cm, it will quickly heat up, the fish will suffocate from lack of oxygen.…

Continue reading →

interesting

A few facts about sharks

he oldest sharks there are over 400 million years, sharks are older than dinosaurs.

There are about 350 species of sharks; their size can vary from 15 centimeters to 18 meters.

It should be noted that interesting fact. what is the ratio of brain to body weight of sharks, almost the same as in mammals, from which the conclusion that sharks are as smart as other animals

Life expectancy of sharks for about 30 years. But the sharks are long-lived. So, the life expectancy of the whale shark exceeds 100 years!

The average rate of movement of sharks about 8 km/h, but during the attack the shark can accelerate up to 19 km/h for Example — the Shark-the Mako and the great White shark can accelerate to a speed of 50 km/h.

The shark is able to feel one gram of blood dissolved in 600 thousand liters of water, at a distance of 500 meters. Continue reading

Black aquarium fish: “any color is good if it is black”

Beautifully designed and selected aquarium interesting fish talk about good artistic taste of their owner. Black aquarium fish — an unusual and stylish solution. What kinds of exist in black color?

Black aquarium fish instantly attracts the attention. And if you decide to place your aquarium in a minimalist style and chose white or color artificial soil for aquarium, more effective option and does not come up. Fortunately, at the moment, the breeders have dozens of types of black aquarium fish.

Goldfish Black telescope-Valuehost

As plants are still together with goldfish to contain will not work, because the goldfish eat them cleaned, you’ll have a very futuristic composition. A pair of black or veiltail telescopes will look amazing on the white ground of the aquarium. Continue reading

Aquarium fish Discus

Almost any person will not mind having in their own house or apartment at least a small petting zoo – tiny underwater world aquarium. Observing and considering the inhabitants of the aquarium – a person is resting, both physically and mentally. It is interesting and surprising to observe the colorful underwater creatures. Psychologists believe that watching aquarium fish even 10-20 minutes a day, people restores emotional balance, reduces stress, normalizes blood pressure.

At first the discus were introduced into Europe in 1914

Among the countless different types of aquarium fish, it is especially possible to allocate a fish called discus . These fish are magnificent and varied coloring, they possess a Majesty and grace, and truly admire a person with their unique mating courtship. And owing to these characteristic qualities of discus called the Kings of aquariums. These fish discoid, almost circular body, in the natural world-the body of the discus may reach 30 centimeters in diameter. In the aquarium, discus fishes can grow to a maximum of 20 cm. Continue reading

Sharks returned to the Adriatic
Sharks were returning to the Adriatic sea. Moreover, populations of predators are increasingly encountered in the North, where the sharks never swam. This fact can not please scientists who earlier…

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Found the largest predator in the history of the planet
Reconstruction of the head Mapusaurus roseae (AP Photo/HO/Rodolfo Coria). Paleontologists Philip Carey (Philip Currie) from the canadian University of Alberta (University of Alberta ), and Rodolfo Coria (Rodolfo Coria) from…

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