Field signs. Considerably larger than an ordinary daw, length about 38 cm, the magnitude of wings, on average, 77, see the appearance and way of life is very similar to chough, but has a short yellow beak, red feet (Sauer, 1998). The tail is relatively long. The voice - gentle "Kiri-Kiri" and calls Creek - kria (Syroechkovsky, Rogacheva, 1980). Distribution. Bird highest highlands, only to feeding down to the alpine meadows. VE Flint et al (1968) indicate this type for the West Sayan, east of the Yenisei. Source of information is not clear. Know for its nesting in the south-eastern Altai (Syroechkovsky, Rogacheva, 1980). EV Rogacheva (1988) is not this kind for the territory of Central Siberia, should really bear in mind that under the Central Siberia, the author refers mainly Krasnoyarsk region. LS Stepanyan (1990) in the dissemination of this type, to be exact subspecies P. g. forsythi Stoliczka, 1874 shows the southern Tuva. Reproduction. Form a solid pair for many years. Nests are located in well-protected from wind niches rocks, birds often nest colonies that sometimes exist in one place for centuries. The nest has thick walls and insulated from the inside. Output chicks every year. The number of eggs from 4 to 5. Time nasizhivaniya masonry from 18 to 19 days. The young remain in the nest about 31 days (Sauer, 1998). Nutrition. Alpine daw omnivorous. Feed on insects, berries are picked, swallowed snails, along with their house makes stocks in crack rocks (Sauer, 1998). References. |
