The Seasonal Birds Geumgang Birdwatch Observatory Movement of the Seasonal Birds The Upper Part of the Estuary Bank The Lower Part of the Estuary Bank Eoeun-ri Tidal Flat Paper Corea Woods Yubudo Island Napo Crossfield   [Saunder's gull ] Larus saundersi (Swinhoe) Features: The head and the upper neck of the males and females with summer plumage are black, and they have small white spots under the eyes. The back, the shoulder feathers, and the waist are light blue gray. The lower neck, the breast, the stomach, the side, the upper feathers covering tail, and the lower feathers covering tail are pure white. The lower feathers covering wings and the armpit feathers are white. The beak is black, and the legs are red. The head of winter plumage is white, and they have dark ashy splashes on their back head and slate color spots in front of the eyes and behind the ear feathers. The males are bigger than the females. Mode of life: They are winter birds. They have the habits similar to those of the black-headed gulls. Taste: They live on Crustacea Range: They can be found in Korea, Japan, Manchuria, Ussuri, Sakhalin, and Taiwan.
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