Saunders's Gull vs White-cheeked Tern
Saundersilarus saundersi so với Sterna repressa
Side-by-Side Comparison
| Thuộc Tính | Saunders's Gull | White-cheeked Tern |
|---|---|---|
| Tên Khoa Học | Saundersilarus saundersi | Sterna repressa |
| Bộ | Charadriiformes | Charadriiformes |
| Họ | Laridae | Laridae |
| Tình Trạng Bảo Tồn | Vulnerable | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 54,8 cm (21.6 in) | 48,3 cm (19.0 in) |
| Khối Lượng | 195,0 g (6.88 oz) | 118,75 g (4.19 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | 1-6 | 1-3 |
| Population Trend | — | — |
Habitat Comparison
Tình Trạng Bảo Tồn
Vulnerable
Saunders's Gull
Least Concern
White-cheeked Tern
About These Birds
Saunders's Gull
Saunders's Gull, 29–32 cm, is a Vulnerable gull breeding in coastal saltmarshes of China and Korea, wintering along East Asian coasts to Vietnam. Black hood in breeding plumage, white wing-tip mirrors. Feeds on crustaceans and invertebrates in tidal mudflats. Threatened by reclamation of Yellow Sea tidal flats.
White-cheeked Tern
White-cheeked Tern, 32–34 cm, breeds around the Red Sea, Persian Gulf, and Indian Ocean coasts from East Africa to Pakistan. Grey above and below in breeding plumage, white cheek patch below the black cap. Piscivore; plunge-dives in coastal waters. Some movement to winter quarters in East African coasts.