Shaggy Nuthatch [1] ( lat. Sitta villosa ) - a small bird from the nuthatch family, common in Asia .
| Shaggy nuthatch |
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| No rank : | Bilateral symmetrical |
| Infrastructure : | Passerida |
| Family: | Nuthatch ( Sittidae Lesson , 1828 ) |
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Sitta villosa Verreaux , 1865 |
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- Sitta pekinensis David , 1867
- Sitta villosa yamashinai Momiyama , 1931
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Least ConcernedIUCN 3.1 Least Concern : 22711188 |
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DescriptionA small mobile bird with a body length of 11.5 cm , a wing length of 63-77 mm in males, 63-72 mm in females, a beak length of 14.5-18 mm and legs 13.5-17 mm and a weight of 8-12 g [2 ] .
RangeIn Russia, the species was first discovered in 1967 [3] . It is one of the rarest nesting birds of the Ussuri Territory , in the south-west of which the only nesting site of this species is located within Russia. Only two small isolated nesting sites are known at the head of the Ussuri River in the tract Muta and on the Borisov (Shufansky) plateau, as well as in the Komisarovka river basin north of the Borisov plateau [4] .
Outside Russia, the breeding range of the species covers the highlands of North Korea, Northeast, North and Southwest China.
BiologyMigratory view. Seaside birds spend the winter in the central areas of the Korean Peninsula. Spring migration - from late April to early June [5] . Autumn migration - from mid-September to early October [6] [7] .
During the nesting period, birds inhabit larch forests, or forests with significant participation of larch . A prerequisite is the presence of sparse plantations.
Nests in hollows, mainly on larch trees hollowed out on their own, or use old woodpecker hollows. For a season - one brood. In clutch 5-6 eggs. Birds feed on the crowns of conifers with invertebrates and seeds of cones.
SecurityThe species is included in the Red Book of Russia as a species with a declining population on the periphery of the range.
Notes- ↑ Stepanyan L.S. Synopsis of the ornithological fauna of the USSR M.: Nauka, 1990 .-- 728 p. - ISBN 5-02-005300-7 .
- ↑ Simon Harrap (ill. David Quinn), Tits, Nuthatches and Treecreepers, Christopher Helm, 1996, 464 p. ( ISBN 0-7136-3964-4 )
- ↑ Lafer G. Sh., Nazarov Yu. N. 1967. Shaggy nuthatch (Sitta villosa Verr.) - a new species of avifauna of the USSR // Zoological Journal 46, 4: 629-630
- ↑ Nazarenko A. A. 1988. Black-headed Nuthatch - Sitta villosa corea Ogilvie-Grant in the Primorsky Territory: status, lifestyle, current state of the population // Rare birds of the Far East and their protection. Vladivostok: 48-55
- ↑ Volkovskaya-Kurdyukova EA, Kurdyukov A.B. 2010. New observations of rare and poorly studied birds in the Primorsky Territory // Rus. ornithol. journal 19 (588): 1374-1394.
- ↑ Nechaev V.A. 1988. On the avifauna of Southern Primorye // Rare birds of the Far East and their protection. Vladivostok: 71-74
- ↑ Nechaev V. A., Kurdyukov A. B., Kharchenko V. A. 2003. Birds // Vertebrate animals of the Ussuri State Nature Reserve. An annotated list of species. Vladivostok: 31-71