American Crow vs Wandering Albatross
Corvus brachyrhynchos 比較対象 Diomedea exulans
Side-by-Side Comparison
| 属性 | American Crow | Wandering Albatross |
|---|---|---|
| 学名 | Corvus brachyrhynchos | Diomedea exulans |
| 目 | Passeriformes | Procellariiformes |
| 科 | Corvidae | Diomedeidae |
| 保全状況 | Least Concern | Vulnerable |
| 体長 | 45.0 cm (17.7 in) | 117.0 cm (46.1 in) |
| 翼開長 | 99.0 cm (39.0 in) | 320.0 cm (126.0 in) |
| 体重 | 450.0 g (15.87 oz) | 9000.0 g (317.47 oz) |
| 食性 | Highly omnivorous — insects, earthworms, seeds, fruit, eggs, nestlings, carrion, and human food waste. Among … | Squid, fish, and crustaceans caught from the ocean surface, often at night. Follows fishing vessels … |
| 一腹卵数 | 3-7 | 1 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
American Crow
Extremely adaptable — found in farmland, open woodland, suburban neighborhoods, parking lots, and urban parks.
Wandering Albatross
Open ocean of the Southern Hemisphere. Breeds on remote sub-Antarctic islands. Spends years at sea between breeding attempts.
Song & Call Comparison
American Crow
Classic 'caw-caw-caw' repeated in series. Family groups use distinct dialects. Also gives rattling, knocking, and a short 'cah' flight call. Highly social and vocal.
Wandering Albatross
At nesting colonies emits a loud braying 'waaah' and guttural grunts. Silent at sea for most of the year. Courtship involves ritualized mutual bill-clapping and moaning calls.
Geographic Range & Migration
American Crow
North America from southern Canada through the United States to northern Mexico.
Wandering Albatross
Southern Ocean circumpolar, breeding on South Georgia, Crozet, Kerguelen, and other sub-Antarctic islands.
保全状況
American Crow
Wandering Albatross
How to Tell Them Apart
American Crow
All black with a slight glossy sheen. Squared-off tail and smooth throat distinguish it from the common raven.
Straight, sturdy black bill smaller than a raven's
Wandering Albatross
Adults are mostly white with black trailing edges to the wings. Juveniles are chocolate brown, whitening progressively over 5-10 years. Pink bill and pale feet.
Very large pink bill with a hooked tip and visible tubular nostrils
About These Birds
American Crow
北米全域に広く分布する大型のカラス（体長40〜53cm）。全身光沢のある黒で、知性が高く強い社会性を持つ。Corvus brachyrhynchos（アメリカガラス）は北米で最もよく見られるカラスで、交通量の多い道路に堅い木の実を置いて車に割らせる「道具使用」が観察されている。Corvidae科。
Wandering Albatross
The wandering albatross has the largest wingspan of any living bird, reaching up to 3.5 meters. These oceanic nomads can circumnavigate the globe, covering over 120,000 km per year using dynamic soaring with minimal wing flapping. Pairs mate for life and may live over 60 years.