Birds (AWS) – Class of the spinal battle animals (vertebra), where the front limbs are converted into wings, and the rear serve for the movement of land or swimming in water. All other vertebrates differ from the body is covered with feathers. According to their anatomical building they are very close with the reptiles (reptilia), from which originate. Due to the flight adjustment, birds bones are pneumanized, which increased their hardness, and at the same time the specific weight of the body is reduced. The front of the skull and jaw are elongated in a beak, in which there are no teeth. The lungs are connected with a system of air bags, making breathing intensively. Birds have the highest body temperature of all warm-blooded animals, which allows US-fifer to withstand lower air temperatures and cold air currents. They multiply with eggs, on which they lie to the fragment and feed their predatory birds: 1. Hawk; 2. White Eagle; 3. a shortened eagle; 4. Australian Eagle; 5. Royal Eagle; 6. Falcon; 7. Cybet Eagle young. Some species are named the eggs directly on the substrate (rainlands and gulls), and others are unpleasantly made nests. Many birds in the birds are leaving our accounts to pass the winter in the south, others retain us throughout the year, but there are also those who wintering us or occur only in the period of migration, such as prime species. Class birds cover about 9000 percent species, prevalent throughout the globe, with the largest number of species registered in the tropics. In Europe, 19 orderly with a total of 514 species were registered, and 17 rows with a total of 319 species are known in Macedonia. Lit: Births In Euroope: Popylione Estimates, Trends and Conservantion status, “Birf Life International Conservantion Smeis”, 12, Tsambridge, 2004; C. Harrison, an Atlas of Thae Bards of Tekester Palaierztitz, Vulner, 1982; S. D. Matveyev – V. F. Vasitz, Zatalagus Fauna Yugoslavia, ⅳ / 3, Aves, ACAD. Bad. ET Art. Slogenica, Lyubljanna, 1973; S. Petkovski, Faunal Diversitis, in: Coon Studs for Biodelysitis off the Republic of the Republic of Macendonia (FIRST National Report). Ministry of Environment and Piisisal Planing, Skopje, 2003. St. P. – V. Sid.
Original article in Macedonian language Cyrillic alphabet
Кириличен напис ПТИЦИ