Asian Open-bill Stork near Delhi Public School Tapi at Surat:
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Scientific Name : Anastomus oscitans
Kingdom : Animalia
Phylum : Chordata
Class : Aves
Order : Ciconiiformes
Family : Ciconiidae
Genus : Anastomus
Species : A. oscitans
How to Identify this bird :
- It is about 75 cms high, stout and is a dull coloured open-bill bird.
- The breeding stork is white in colour with black on its wings and tail.
- The non-breeding stork is greyish-white stork with black in its wings and tail.
- The legs are usually dull pink and they are brighter in the breeding condition.
- It has a peculiar reddish-black bill with arching mandibles leaving a narrow open gap between them.
- Both male and female are alike.
- The juvenile has brownish-grey head, neck and breast and brownish mantle and scapulars slightly paler than the blackish flight feathers.
- When they fly they can be identified as a white stork with a black tail and dull coloured bill.
Where do I find this bird :
- This is a common bird in the Paddy fields around DPS Tapi.
- They are found in twos or threes or in flocks.
- They are the most common type of stork widely distributed in India generally in marshes and lakes.
- The exact significance and function of the uniquely shaped bill is unknown and needs to be studied. Maybe used to open thick shells of large snails found in marshes.
- It also feeds on crabs, large insects, frogs, etc.
- It mostly nests between July-September making their nests in trees along with painted storks, egrets etc., by making a circular platform lined with leaves.
Local Names :
Hindi : Gungla, Ghungil, Ghonghila
Bengali : Shakukh khol, Shakukh bhanga, Thonte bhanga
Assamese : Samuk bhanga
Tamil : Naththai kuththi narai