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 Baykuşlar

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MesajKonu: Baykuşlar   Baykuşlar Icon_minitimePaz Kas. 07, 2010 3:34 pm

Owl
Usually in the beginning of hilly call girl, night owl waters Predators team partner's name,

A large head, flat face, protruding eyes, hooked beak (facial feathers are difficult to understand because of the size), strong legs, sharp claws and soft feathers, the basic common characteristics of owls. Baykuşsular spread over a wide area (Strigiformes) team includes three families. Protostrigidae of them descendants of the family members who live in North America, approximately 45 million years ago, exhausted Eyosen period. The remaining two aileyse and baykuşgillerdir peçelibaykuşgiller.

Peçelibaykuşgiller (Tytonidae) family, 10 or 11 and 11 living species, including well-known fossil species in two genera (Tyto and Phodilus) contains. The first recordings took place in France Peçelibaykuşlarla; Born peçelibaykuşların Miocene period, according to these records (between now and about 19 million years ago) is based. Varies between 27-53 cm in length Barn owls, the eyes very small; faces in the form of hearts, feathers, light color, the abdomen is white.

Baykuşgiller (Strigidae) family of 25-31 genera (3 extinct genus) and the 124-137 living species (25 species extinct) covers. The first known typical owls, today about 38 million years ago, the Upper or Lower Oligocene period Eyosen, lived primarily in Europe. Varies between 13-71 cm in length Baykuşgillerin, his eyes very bulky, round faces, the feet are hairy, some species, the hills «ear» are called hills. Hair is usually dark in color and patterns are significant parts of the abdomen.

Many owl gececidir, however, between the dwarf owl (Glaucidium passerinum), including some species hunt at dawn and dusk, the event shows. In contrast, in the owl (Speotyto cunicularia) in such a small number of owl species active during the day. The smallest owls, only 13 cm in length, wing span 32 cm and weighing only 50 g baykuşlarıdır dwarf. The largest owl, length 71 cm, and weighs 4 kg with a wingspan of 2 m very puhudur (Bubo bubo).

All owls see better in bright sunlight, whereas only some owl species, the good they see in low light conditions. More prominent than the other birds, owls and owl eyes are almost inert wants to look somewhere else, has to turn his head, whereas in many species, the heads of 270 ° horizontally, ie, a circle 3 / 4 'ü translate and to rotate their heads up and down 180 ° .

Holes in the sides behind the eyes, ears and owls. The ears, face gave the impression of a flat, sparsely covered with feathers and the audio pass. Many owl-sized ear holes are found to have a look around, all the lateral part of head covering several types of very large ear holes are found. The type of individuals entering the ear holes bakışımsızdır nine owls. Bakışımsızdır 4 species in the skull bones.

Geceyırtıcıları characterized as owls, fed only live outside avlarla gündüzyırtıcılarıyla (eg eagles) not have any common feature. Erkeklerinkiyle females colors are the same as men, but females are slightly larger. Most owls in caves, tree kovuklarında, ruined stone houses nest, owl türleriyse some other birds, their nests underground, and settled. Females usually makes 2-8 white eggs.

Eared owls living in Turkey, the main types of owl (Asio trill), marsh owl (A. flammeus), tawny owl (Strix aluco), owl (Bubo bubo) and pygmy baykuştur (singing scops).

Baykuşlar Nightowl
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