Common Gull-billed Tern vs Atlantic White Tern
Gelochelidon nilotica so với Gygis alba
Side-by-Side Comparison
| Thuộc Tính | Common Gull-billed Tern | Atlantic White Tern |
|---|---|---|
| Tên Khoa Học | Gelochelidon nilotica | Gygis alba |
| Bộ | Charadriiformes | Charadriiformes |
| Họ | Laridae | Laridae |
| Tình Trạng Bảo Tồn | Least Concern | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 61,6 cm (24.3 in) | 50,4 cm (19.8 in) |
| Khối Lượng | 214,075 g (7.55 oz) | 138,0 g (4.87 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | 1-3 | 1 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Common Gull-billed Tern only
Atlantic White Tern only
Không
Tình Trạng Bảo Tồn
Least Concern
Common Gull-billed Tern
Least Concern
Atlantic White Tern
About These Birds
Common Gull-billed Tern
Common Gull-billed Tern, 35–38 cm, wingspan 76–86 cm, has a broad global range across Europe, Asia, the Americas, and Australia. Stout black bill adapted for catching crabs, insects, and small vertebrates — atypically terrestrial for a tern. Summers in marshes and steppes; winters on tropical coasts.
Atlantic White Tern
Atlantic White Tern: 28–33 cm, wingspan 76–87 cm, ethereally white seabird with blue-grey bill, blue orbital ring, and large dark eyes. Breeds on tropical Atlantic islands including Ascension and Saint Helena; related species widespread across the Indo-Pacific. Nests on bare branches with no nest material. Feeds on small fish near the surface.