2077. Thalasseus bergii edwardsi

(2077) Thalasseus bergii edwardsi.

THE CEYLON LARGE CRESTED TERN.

Thalasseus bergii edwardsi Mathews, Birds of Australia, ii, p. 347 (Sept. 1912) (Ceylon). Sterna bergii. Blanf. & Oates, iv, p. 314 (part.).

Vernacular names. Muhudu lihiniya (Cing.): Kadal-kuravi (Tam.).

Description. In colour as dark as T. b. bakeri but smaller.

Colours of soft parts as in the other races.

Measurements . Wing 300 to 355 mm.; culmen 58 to 66 mm.

Distribution. Ceylon and the Laccadives, Assam, Bengal, the Burmese coasts to the Mergui Archipelago.

Nidification. This race of the Crested Tern breeds on the islands off the coast of Ceylon, making no nest but laying its eggs either in hollows in the sand or on the bare rock. Only one egg is kid, just like those of the other races, except that the deep pink and salmon type is unusual, many of the eggs being quite white in ground and ranging from this to pale cream, buff or pink. Twenty eggs average 60.0 x 42.4 mm.: maxima 64.2 x 44.2 mm.; minima 54.9 x 40.3 mm.

Parker found them breeding on Adam's Bridge in June but Wait and Phillips obtained eggs on the 30th of April and 5th of May respectively.

Habits. A. resident bird with the usual habits of the species.

BookTitle: 
The Fauna Of British India, Including Ceylon And Burma-birds(second Edition)
Reference: 
Baker, EC S (1922–1930) The fauna of British India, including Ceylon and Burma. Second edition. vol.6 1929.
Title in Book: 
2077. Thalasseus bergii edwardsi
Book Author: 
Edward Charles Stuart Baker
CatNo: 
2077
Year: 
1929
Page No: 
122
Common name: 
Ceylon Large Crested Tern
M_ID: 
4588
M_CN: 
Greater Crested Tern
M_SN: 
Thalasseus bergii
Volume: 
Vol. 6
Term name: 
id: 
4915

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