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Storks are large, long-legged, long-necked, wading birds with long, stout bills. Storks are mute, but bill-clattering is an important mode of communication at the nest. Their nests can be large and may be reused for many years. Many species are migratory. Asian openbill, Anastomus oscitans; Black stork, Ciconia nigra
The Bill is 31–36 mm and tarsus of 70–83 mm. Tail length is 104–128 mm. [4] It usually keeps in pairs or trios in well-watered open country, ploughed fields, grazing land, and margins and dry beds of tanks and puddles. They occasionally form large flocks, ranging from 26 to 200 birds. [15]
Bird ringing is the term used in the UK and in some other parts of Europe, while the term bird banding is more often used in the U.S. and Australia. [49] bird strike The impact of a bird or birds with an airplane in flight. [50] body down The layer of small, fluffy down feathers that lie underneath the outer contour feathers on a bird's body. [51]
The Asian koel (Eudynamys scolopaceus) [3] [4] is a member of the cuckoo family of birds, the Cuculidae.It is found in the Indian Subcontinent, China, and Southeast Asia.It forms a superspecies with the closely related black-billed koels, and Pacific koels which are sometimes treated as subspecies.
This is a group of passerine birds which are native to Iran and Southern Asia, especially Afghanistan, India, Pakistan, Bangladesh, Nepal and Sri Lanka. Several species have been introduced to areas like North America , Australia , South Africa , Fiji and New Zealand , especially the common myna , which is often regarded as an invasive species .
It is a small bird, 4 to 5 inches in length with a wingspan of 4 + 1 ⁄ 2 inches and a weight of 3/5 to 3/4 ounce. It has a slender body with short rounded wings and a long graduated tail. The bright red bill of the adult is the colour of sealing wax giving the bird its name. [9] The plumage is mostly grey-brown, finely barred with dark brown.
It has several vertical grooves or furrows near the curved tip, one of them adorned with a white, broken vertical line. The bill is thinner and the grooves are less marked during the non-breeding season. It is a large and thick-set bird for an alcid, and its mean weight ranges from 505 to 890 g (17 + 3 ⁄ 4 to 31 + 1 ⁄ 2 oz). [22]
The bill is yellow with a bluish base. The iris is pale and there is a bluish patch of skin around the eye. The outer tail feathers have white and the black primaries of the wings do not have any white patches.