Grey-headed Albatross vs Wandering Albatross
Thalassarche chrysostoma เปรียบเทียบกับ Diomedea exulans
Side-by-Side Comparison
| คุณสมบัติ | Grey-headed Albatross | Wandering Albatross |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Thalassarche chrysostoma | Diomedea exulans |
| อันดับ | Procellariiformes | Procellariiformes |
| วงศ์ตระกูล | Diomedeidae | Diomedeidae |
| สถานะการอนุรักษ์ | Endangered | Vulnerable |
| ความยาว | — | 117.0 cm (46.1 in) |
| กว้างปีก | 103.6 cm (40.8 in) | 320.0 cm (126.0 in) |
| น้ำหนัก | 3614.0 g (127.48 oz) | 9000.0 g (317.47 oz) |
| อาหาร | -- | Squid, fish, and crustaceans caught from the ocean surface, often at night. Follows fishing vessels … |
| จำนวนไข่ | 1 | 1 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Wandering Albatross
Open ocean of the Southern Hemisphere. Breeds on remote sub-Antarctic islands. Spends years at sea between breeding attempts.
Song & Call Comparison
Grey-headed Albatross
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
Grey-headed Albatross
Wandering Albatross
Southern Ocean circumpolar, breeding on South Georgia, Crozet, Kerguelen, and other sub-Antarctic islands.
สถานะการอนุรักษ์
Grey-headed Albatross
Wandering Albatross
How to Tell Them Apart
Grey-headed Albatross
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
Grey-headed Albatross
Grey-headed Albatross, 81 cm, wingspan 220 cm, breeds on South Georgia and other Southern Ocean islands. Grey head, black-and-yellow bill, white body. Holds record for fastest level bird flight — 127 km/h recorded. Endangered; declining due to longline bycatch. Circumnavigates the Southern Ocean when not breeding.
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.