Dangerous animals of Egypt
Today Egypt is one of the most favorite places of recreation for the citizens of Russia. Such love this country deserved thanks to historical monuments, ancient pyramids of Giza, the…

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Breeding fish in the pond
Well maintained pond in a country house or summer cottage is undoubtedly the pride of the owner. First, the owner of all of these admires, gets moral satisfaction, but there…

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Marine aquarium on Clean ponds
Good lessons different from all the others important feature: if the child looks at an object of study, can touch, hold in your hand and taste, useful information is absorbed…

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species

Planaria in aquarium

Often together with live and ice cream feed, snails and plants in the aquarium water are worms that have a pink and white color and the triangular front part. They are called planaria and can be dangerous to the health of the shrimp. Often these worms belong to the species Dugesia gonocephala or other varieties of flat worms that live in fresh and marine waters worldwide. Most often they are found in the soil column, but often planarians can be seen on the surface of the water, moving with the help of special cilia on the body. Because of this, they are also often referred to as the ciliary worms.

Planaria is a typical hermaphroditic, so after internal fertilization without the participation of other individuals on light appears fully viable offspring. The planaria eggs are resistant to high and low temperatures, so get rid of them is quite difficult. These worms there is no one specific organ of respiration, the aeration process occurs with just the skin. Continue reading

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 the Argentinean paleontological Museum Carmen Funes discovered the largest carnivorous dinosaur.

Fossils of a carnivorous animal, considerably larger than the well-known Tyrannosaurus Rex were found in Argentina.

Dinosaur Mapusaurus roseae weighed 6 tons and was averaging 12-13 meters in length. He lived 100 million years ago and preyed on large dinosaurs. The name Mapusaurus is derived from the word “Earth” in the language of the tribe Mapuche living near Nakhodka, in Western Patagonia.

“This lizard was large enough and strong enough to attack the 100-ton, 40-metre long herbivorous argentinosaurus ( Argentinosaurus ), who lived near him here, during the Cretaceous period,” explained Carrie. Continue reading

Aquarium fish for beginners

Aquarium fish are the same as Pets, such as cats and dogs, so they also require proper care. But how to choose the most affordable care. Because aquarium fish for beginners has to bring the joy of observing the underwater world, and not make all the time to spend cleaning your aquarium.

Care for aquarium fish

Let’s start with the fact that the shape of the aquarium doesn’t impact fish, but the size is important because in a small space a large fish or a large number of inhabitants will be crowded. In a small bowl very closely to live moving fish. It would also be hard to contain fish, which can then grow in size. Moreover, in a small bowl faster water begins to deteriorate, begin to appear different diseases that can lead to the death of Pets. The larger the aquarium the better. After purchasing the aquarium, do not hurry to run it in the fish. To begin, fill it with water, pebbles, shells and wait about two weeks. Check the condition of the water in the aquarium, be sure to filter it. Continue reading

Marine aquarium in the house
The aquarium is a part of nature in your home or office, but in order that it gives pleasure and positive mood, for him to care. You first need to…

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Fish from the Baltic sea is dangerous for children and pregnant women
Eating fish from some marine bays and rivers of Russia is dangerous for health, because fish accumulate pollutants and toxic substances, said experts at a media conference in RIA Novosti…

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