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Bewick's Swan

Cygnus bewickii (Yarrell, 1830)

Малый лебедь
adult

2020-12-01
Altai Territory, Lebediny Reserve
© Alexei Ebel

Description

Adult Bewick's Swans are all white. Legs are black. Eyes are dark-brownish. Tip of bill is balck, base of bill is yellow; the yellow passes only to rear edge of nostril. Bewick's Swan is very similar to Whooper Sawn, but distinguished by lesser size and much black on bill. Juvenile Bewick's Swans are grey above; belly and undertail coverts are white. Base of bill are meat-red, legs are reddish-black. Sizes: wing 480-560, tail 140-175, плюсна 110-114, клюв 84-100 мм. Вес 4900-6200 гр.

Distribution

Breeds in tundras of Eurasia, sometimes in forest-tundra as well. Migrant in all Siberia. Number of records inreases in the last decades of years.

References

В.К.Рябицев. "Птицы Сибири". Москва-Екатеринбург, Изд-во "Кабинетный ученый", 2014

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other names

Тундровый лебедь

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