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==Taxonomy== | ==Taxonomy== | ||
| − | This is a [[Dictionary_M- | + | This is a [[Dictionary_M-O#M|monotypic]] species<sup>[[#References|[1]]]</sup>. |
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==Habitat== | ==Habitat== | ||
Freshwater inland rivers and lakes<sup>[[#References|[2]]]</sup>. | Freshwater inland rivers and lakes<sup>[[#References|[2]]]</sup>. | ||
Revision as of 20:57, 9 July 2014
- Sterna aurantia
Identification
38-43 cm.. Dark grey upperparts, white underparts, a forked tail with long flexible streamers, and long pointed wings, yellow bill, red legs, a black cap in breeding plumage. In the winter the cap is greyish white, flecked and streaked with black, there is a dark mask through the eye, and the tip of the bill becomes dusky.
The sexes are similar but juveniles have a brown head, brown-marked grey upperparts, grey breast sides and white underparts. The bill is yellowish with a dark tip[2]
Distribution
Iran, Pakistan, India and Myanmar, sometimes Thailand.
Taxonomy
This is a monotypic species[1].
Habitat
Freshwater inland rivers and lakes[2]. .
Behaviour
Diet
Its diet includes fish, crustaceans, tadpoles and aquatic insects [2].
Breeding
It nests in a ground scrape, often on bare rock or sand, and lays 3 greenish-grey to buff eggs, which are blotched and streaked with brown [2].
References
- Clements, J. F., T. S. Schulenberg, M. J. Iliff, B.L. Sullivan, C. L. Wood, and D. Roberson. 2012. The eBird/Clements Checklist of Birds of the World. 6th ed., with updates to October 2012. Ithaca: Cornell Univ. Press. ISBN 978-0801445019. Spreadsheet available at http://www.birds.cornell.edu/clementschecklist/downloadable-clements-checklist
- Wikipedia
Recommended Citation
- BirdForum Opus contributors. (2024) River Tern. In: BirdForum, the forum for wild birds and birding. Retrieved 18 April 2024 from https://www.birdforum.net/opus/River_Tern
