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==Taxonomy== | ==Taxonomy== | ||
Some authorities place the Royal Tern in the genus ''Sterna''. | Some authorities place the Royal Tern in the genus ''Sterna''. | ||
| − | ====Subspecies<sup>[[#References|[1]]]</sup> | + | ====Subspecies==== |
| + | There are two subspecies:<sup>[[#References|[1]]]</sup> | ||
*''T. m. albididorsalis'': | *''T. m. albididorsalis'': | ||
:*Coastal [[Mauritania]] to [[Guinea]]; winters to [[Namibia]] | :*Coastal [[Mauritania]] to [[Guinea]]; winters to [[Namibia]] | ||
| Line 23: | Line 24: | ||
:*Coastal [[USA]] to [[West Indies]], [[Guianas]], [[Brazil]]; winters to [[Argentina]] | :*Coastal [[USA]] to [[West Indies]], [[Guianas]], [[Brazil]]; winters to [[Argentina]] | ||
[[Image:16749Royal Tern.jpg|thumb|350px|right|Photo by {{user|Robert+L+Jarvis|Robert L Jarvis}}<br />[[The Gambia]], January 2007]] | [[Image:16749Royal Tern.jpg|thumb|350px|right|Photo by {{user|Robert+L+Jarvis|Robert L Jarvis}}<br />[[The Gambia]], January 2007]] | ||
| + | |||
==Habitat== | ==Habitat== | ||
Coasts and islands. | Coasts and islands. | ||
Revision as of 20:06, 18 July 2014
- Thalasseus maximus
Sterna maxima
Identification
46-53cm
- Long orange bill (variable between yellowish-orange to reddish-orange)
- Pale grey upperparts
- White underparts
- Black legs
- Noticeable black crest; full black crown only in spring at the start of the breeding season
- From summer to winter, the black crown recedes to leave a white forecrown
Similar Species
Caspian Tern, Lesser Crested Tern, Elegant Tern
Distribution
North America, Central America, South America, western Europe and Africa.
Taxonomy
Some authorities place the Royal Tern in the genus Sterna.
Subspecies
There are two subspecies:[1]
- T. m. albididorsalis:
- Coastal Mauritania to Guinea; winters to Namibia
- T. m. maximus:
- Coastal USA to West Indies, Guianas, Brazil; winters to Argentina
Habitat
Coasts and islands.
Behaviour
Breeding
It nests in a ground scrape and lays 1-2 eggs.
Diet
It feeds by plunge-diving for fish.
Vocalisation
Call: krryuk or kree-it
Reference
- Clements, JF. 2008. The Clements Checklist of Birds of the World. 6th ed., with updates to December 2008. Ithaca: Cornell Univ. Press. ISBN 978-0801445019.
- Collins Field Guide 5th Edition
- Collins Bird Guide ISBN 0 00 219728 6
- Wikipedia
Recommended Citation
- BirdForum Opus contributors. (2024) Royal Tern. In: BirdForum, the forum for wild birds and birding. Retrieved 7 May 2024 from https://www.birdforum.net/opus/Royal_Tern
External Links
