Pacific Loon vs Red-throated Loon
Gavia pacifica so với Gavia stellata
Side-by-Side Comparison
| Thuộc Tính | Pacific Loon | Red-throated Loon |
|---|---|---|
| Tên Khoa Học | Gavia pacifica | Gavia stellata |
| Bộ | Gaviiformes | Gaviiformes |
| Họ | Gaviidae | Gaviidae |
| Tình Trạng Bảo Tồn | Least Concern | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 58,2 cm (22.9 in) | 55,1 cm (21.7 in) |
| Khối Lượng | 1756,1666666666667 g (61.95 oz) | 1816,6666666666667 g (64.08 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | 1-3 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Tình Trạng Bảo Tồn
Least Concern
Pacific Loon
Least Concern
Red-throated Loon
About These Birds
Pacific Loon
Pacific Loon, 58–74 cm, breeds on Arctic tundra lakes across Alaska and northern Canada, wintering off the Pacific coast to Baja California. Very similar to Arctic Loon but smaller, with a pale grey nape and purple-green throat patch. Piscivore; dives in coastal seas. Forms large flocks on migration.
Red-throated Loon
Red-throated Loon, 53–69 cm, is the smallest loon, breeding on small Arctic and boreal tundra pools from Alaska to Scotland. Breeding adult: grey head, brick-red throat patch, plain brown-grey back. Distinctive upturned bill. Migratory; winters on coastal seas. Flies to separate feeding sites from breeding ponds.