Brown-headed Gull vs California Gull
Larus brunnicephalus so với Larus californicus
Side-by-Side Comparison
| Thuộc Tính | Brown-headed Gull | California Gull |
|---|---|---|
| Tên Khoa Học | Larus brunnicephalus | Larus californicus |
| Bộ | Charadriiformes | Charadriiformes |
| Họ | Laridae | Laridae |
| Tình Trạng Bảo Tồn | Least Concern | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 66,8 cm (26.3 in) | 75,4 cm (29.7 in) |
| Khối Lượng | 584,0 g (20.60 oz) | 717,5 g (25.31 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | 1-4 | 2-4 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Brown-headed Gull only
Không
California Gull only
Tình Trạng Bảo Tồn
Least Concern
Brown-headed Gull
Least Concern
California Gull
About These Birds
Brown-headed Gull
Brown-headed Gull, 41–46 cm, breeds at high-altitude Tibetan lakes and Central Asian wetlands, wintering on coasts from India to Southeast Asia. Brown hood in breeding plumage; white wing mirrors. Piscivore and invertivore; follows fishing activity in coastal bays.
California Gull
California Gull, 46–55 cm, breeds at inland lakes of western North America and winters on the Pacific coast. Yellow bill with red and black spot, greenish-yellow legs. Omnivore; famous for saving Utah crickets crops in 1848 — commemorated as Utah's state bird. Strongly migratory.