The Siberian Rubythroat is a small passerine bird found in the eastern and northern parts of Asia. It belongs to the family of Old World flycatchers and is known for its bright colors and distinctive features.
The male Siberian Rubythroat is a striking bird with a bright ruby-red throat, bordered by a narrow black collar. The upperparts of its body are a rich brown color, while the underparts are white with brown streaks. Its wings and tail are brown with blackish-brown borders, and it has a distinctive white patch on the wings that is visible during flight. The male’s eyes are large and dark, and its bill is short and straight.
The female Siberian Rubythroat, on the other hand, has a more subdued coloration. Its upperparts are olive-brown, and its underparts are pale buff with brown streaks. Its throat is grayish-white, and it lacks the ruby-red coloration of the male. The female also has a white patch on its wings, although it is smaller and less distinct than that of the male.
The Siberian Rubythroat is a small bird, measuring around 13 cm in length and weighing between 10 and 14 grams. Its wingspan is around 19-21 cm.
In terms of behavior, the Siberian Rubythroat is an active and agile bird that is often seen flitting around in dense vegetation. It is known for its melodious song, which is a series of clear and ringing notes. The bird is also a migratory species, spending its breeding season in the northern parts of Asia and wintering in the southern parts of Asia.
In summary, the Siberian Rubythroat is a striking and distinctive bird with bright ruby-red throat, bordered by a narrow black collar. The male has a rich brown coloration on its upperparts, while the female has an olive-brown coloration. Both sexes have a white patch on their wings, and are known for their melodious song and active behavior.