Kelp Goose vs Mute Swan
Chloephaga hybrida 比較対象 Cygnus olor
Side-by-Side Comparison
| 属性 | Kelp Goose | Mute Swan |
|---|---|---|
| 学名 | Chloephaga hybrida | Cygnus olor |
| 目 | Anseriformes | Anseriformes |
| 科 | Anatidae | Anatidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | 152.0 cm (59.8 in) |
| 翼開長 | 71.6 cm (28.2 in) | 235.0 cm (92.5 in) |
| 体重 | 2735.0 g (96.47 oz) | 11000.0 g (388.01 oz) |
| 食性 | -- | Submerged aquatic vegetation, algae, and grass. Feeds by upending in shallow water, reaching depths of … |
| 一腹卵数 | 3-7 | 5-7 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Kelp Goose
Rocky wave-washed shores, sea channels, and kelp-fringed coasts of Patagonian Chile and Argentina south to Tierra del Fuego, and the Falkland Islands. Strictly coastal; almost never moves inland.
Mute Swan
Lakes, slow rivers, estuaries, and coastal lagoons. Often associated with parks and ornamental waters in Europe.
Song & Call Comparison
Kelp Goose
A loud, nasal 'honk'. Male is mostly white and gives sharper calls; female is dark and gives softer, lower honks. Coastal Patagonian and Falklands habitat; highly vocal.
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
Kelp Goose
Mute Swan
Native to Europe and western Asia. Introduced to North America, South Africa, Australia, and New Zealand.
保全状況
Kelp Goose
Mute Swan
How to Tell Them Apart
Kelp Goose
Extreme dimorphism. Males entirely white with yellow bill and legs. Females dark brown barred white overall; yellow legs. Coastal species of rocky shores. Sexes so different they were once considered …
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
Kelp Goose
ケルプグースは南米南端のパタゴニアとフォークランド諸島の海岸に生息するガン科鳥類です。雄は白い羽毛、雌は黒白の羽毛が特徴的です。海岸の岩礁に生息し、ケルプなどの海藻を主食とします。海岸に生息する珍しいガン科鳥類です。
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.