Pink-footed Goose vs Mute Swan
Anser brachyrhynchus 对比 Cygnus olor
Side-by-Side Comparison
| 属性 | Pink-footed Goose | Mute Swan |
|---|---|---|
| 学名 | Anser brachyrhynchus | Cygnus olor |
| 目 | Anseriformes | Anseriformes |
| 科 | Anatidae | Anatidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | 152.0 cm (59.8 in) |
| 翼展 | 86.4 cm (34.0 in) | 235.0 cm (92.5 in) |
| 体重 | 2590.0 g (91.36 oz) | 11000.0 g (388.01 oz) |
| 食性 | Grazes grasses and aquatic plants near rivers; takes invertebrates in breeding season; nomadic in response … | Submerged aquatic vegetation, algae, and grass. Feeds by upending in shallow water, reaching depths of … |
| 产卵数 | 2-8 | 5-7 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Pink-footed Goose
Breeds on tundra and cliff ledges in Greenland, Iceland, and Svalbard. Winters on agricultural fields, saltmarshes, and estuaries in Scotland, England, Netherlands, and Denmark.
Mute Swan
Lakes, slow rivers, estuaries, and coastal lagoons. Often associated with parks and ornamental waters in Europe.
Song & Call Comparison
Pink-footed Goose
A musical, high-pitched 'wink-wink' — noticeably higher and more musical than Greylag or Bean Goose. The 'wink' call is a reliable identification feature in winter flocks.
Mute Swan
Despite its name, not truly mute: gives hissing snorts and low grunting when threatened. Wings produce a loud rhythmic whistling throbbing sound in flight.
Geographic Range & Migration
Pink-footed Goose
Breeds on Arctic and sub-Arctic tundra ponds across North America; winters on both US coasts and Gulf Coast estuaries.
Mute Swan
Native to Europe and western Asia. Introduced to North America, South Africa, Australia, and New Zealand.
保护状况
Pink-footed Goose
Mute Swan
How to Tell Them Apart
Pink-footed Goose
Dark brown head and neck. Back grayish-brown; underparts pale gray. Diagnostic pink feet and pink-banded dark bill. Pale blue-gray forewing in flight. Compact and round-headed. Sexes similar.
Mute Swan
All-white plumage in adults. Cygnets are grey-brown, gradually whitening over the first year. Graceful S-curved neck posture is distinctive.
Orange bill with a prominent black knob at the base, larger in males
About These Birds
Pink-footed Goose
粉脚雁是中型灰雁，繁殖于冰岛、格陵兰及挪威斯瓦尔巴群岛，越冬于英国和西欧。其嘴部和腿部均为粉红色，嘴基黑色，故名粉脚雁。迁徙时常形成大群，以农田收割后残留的谷物及草地为食，是英国最常见的越冬鸭雁之一。
Mute Swan
The mute swan is one of the heaviest flying birds, with males weighing up to 14 kg. Despite its name, it is not truly mute, producing hissing, grunting, and snorting sounds. Mute swans form lifelong pair bonds and their aggressive defense of nesting territory is well known.