Field signs. The overall coloring sand-yellow, with a nice pattern on the head, neck, breast and wings. Female differs from the male character image, particularly noticeable - abundance pestrin inherent in the wings, as well as shapochke body and ear, the front neck black semiring, there is no black and white "necklace" on the bottom of the breast, typical of the male. V-shaped tail, with elongated central steering in the form of a thin thread. A male in the belly big black spot, with females - brown or brown. Fingers on the legs grow together in a complete "hoof" (because of this sadzhu called kopytkoy), rear toe is not. The most long pen-feather elongated and very thin. Young had a modest patchwork color. The weight 200-370 g, 30-41 cm in length, wing 20,5-26,5 cm, the magnitude of 63-78 cm (Ryabitsev, 2001). Voice of in-flight soft melodichnoe "tryu-tryu, smoke, smoke, kuoryu, trick-ty-trick," "Creek-ty-Creek." In the takeoff - "kekerik-kekerik" on the ground - "CEC, KEK (Ryabitsev, 2001).  Distribution. Sadzhy characterized by recurrent For departures from the cluster area. Zalety marked for Minusinsk depression in Khakassia. This event marked in 1891, 1903, 1904, 1905 and 1908 estimates. In 1891 and 1908, they were massive: in 1891 there were birds across the plains Minusinsk depression, often flocks of up to 100 individuals, in 1908 the birds in a small number of detainees in Minusinsk steppes until the summer of 1909 (Sushkin , 1914). SM Prokofiev (1987), the survey data indicates that in May 1967, there have been massive zalet sadzhi in Shirinskuyu steppe. EE Syroechkovsky gotten adult female sadzhi to Podkamennoy Tunguska, in a meadow near the mouth of the river. Chamba, on the edge of the old pool, a zalet is about 1000 kilometers from the nearest nesting species (Rogacheva, 1988). In Central Siberia, northern boundary clustered habitat types of passes around the latitude town of Kyzyl in Tuva (Stepanyan, 2003).
Habitats. Slot in the dry steppes - saltmarsh or lessovyh - with sparse, incomplete grass cover, as well as in the clay near desert, mountains - to a height of 2400 meters (Sushkin, 1938). Phenology. Priletayut At nesting sites in April. From arrival to the nesting takes place quite a long time. Poslegnezdovye kochevki and departure starting in July, the last birds of the steppe zone disappeared in September - early October (Ryabitsev, 2001). Reproduction. Nest is a small pit entirely without lining, or a small amount of dry plant material. In laying most 3 eggs, sometimes 2. Eggs oval, clay-gray with neyarkimi and rare brown spots of different sizes, mostly small ones. The size of eggs 39-47 x 26-33 mm. Nasizhivayut alternating male and female 23-28 days. From the nest place, pretending wounded. Can a long time to leave immure and fly away watering on. The young leave the nest within a few hours after hatching, the sun hidden in the shadows of plants, with the risk of cork, which contributes to protective coloration. Young drive both parents, bring them water in their feathers and in zobe (Ryabitsev, 2001). Nutrition. Kormyatsya mainly various seeds, less - vegetativnymi parts plants. In a small number of eating insects (Ryabitsev, 2001). Number. In the field of cluster meets sporadichno, but in large quantities (Rogacheva, 1988). References. |
