The inhabitants of the Caspian sea. Animals of the Caspian sea is represented by 1809 species, of which 415 are vertebrates. In the Caspian sea registered 101 species of fish, it is focused the majority of the world’s reserves of sturgeon, as well as freshwater fish such as roach, carp, perch. The Caspian sea is the habitat of fish such as carp, mullet, sprats, Kutum, bream, salmon, perch, pike. In the Caspian sea is also home to a marine mammal — the Caspian seal.
The world grade 4
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“Domestication of animals” – Near the man began to live animals. Information about the place and time of domestication of animals. The reindeer herding. The dog was domesticated very early. Reducing the size of the brain. To find out what animals the ancient people tamed. Sheep. People began to domesticate bees. Goat. Ancient tour. Buffalo. Pigs. The man of the stone period. Geese. Chickens as poultry. Cow. Foci of domestication of the horse. The size and shape of the body. Continue reading
Today Egypt is one of the most popular vacation places for Russians. In this country there is something to see: the ancient pyramids of Giza, temples of Luxor to explore the Nile up to Aswan where you can see a grandiose monument of Russian-Egyptian friendship of the Aswan dam. Holiday in Egypt – it is also the beauty of the red sea . which is distinguished by its abundance of colors and species of marine life.
The length of red sea is 2350 km, width 350 km (in its widest part), maximum depth reaches 3000 meters in its Central part. From a geological point of view, Red sea is located in the rift zone of the African and Arabian lithospheric plates. The rift is a deep cleft that connects the upper part of the crust by mantle. The strongest power in the rift zone has a huge impact on living organisms, including human. In the North sea has two Gulf of Suez and Aqaba. Akabsk Bay the fault is. Therefore, the depth of this Bay reaches big values (up to 1600 meters). Two bays are separated from each other by Sinai Peninsula, in the South of which is the famous resort of Sharm El-Sheikh. Continue reading