Long-tailed Duck vs Mute Swan
Clangula hyemalis comparado com Cygnus olor
Side-by-Side Comparison
| Atributo | Long-tailed Duck | Mute Swan |
|---|---|---|
| Nome científico | Clangula hyemalis | Cygnus olor |
| Ordem | Anseriformes | Anseriformes |
| Família | Anatidae | Anatidae |
| Estado de conservação | Vulnerable | Least Concern |
| Comprimento | — | 152,0 cm (59.8 in) |
| Envergadura | 43,1 cm (17.0 in) | 235,0 cm (92.5 in) |
| Peso | 782,0 g (27.58 oz) | 11000,0 g (388.01 oz) |
| Dieta | Dives deeply for crustaceans, molluscs, and small fish in Arctic and subarctic seas. Freshwater invertebrates … | Submerged aquatic vegetation, algae, and grass. Feeds by upending in shallow water, reaching depths of … |
| Tamanho da postura | 2-11 | 5-7 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Mute Swan
Lakes, slow rivers, estuaries, and coastal lagoons. Often associated with parks and ornamental waters in Europe.
Song & Call Comparison
Long-tailed Duck
Male sings a musical, yodeling ow-owlet-aaaalett sequence; female gives a low, grunting quack. The male's loud, harmonious yodeling is arguably the most musical call among all waterfowl species.
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
Long-tailed Duck
Circumpolar High Arctic breeder. Winters at sea on coasts of northwestern Europe, northeastern North America, and the Bering Sea region.
Mute Swan
Native to Europe and western Asia. Introduced to North America, South Africa, Australia, and New Zealand.
Estado de conservação
Long-tailed Duck
Mute Swan
How to Tell Them Apart
Long-tailed Duck
Male in winter is mostly white with dark brown chest band, scapulars, and cheek patch; elongated central tail feathers extend well beyond body. Female is brownish with white face, dark …
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
Long-tailed Duck
O pato-de-cauda-longa é um pequeno pato marinho do Ártico com plumagem marcantemente diferente entre estações. Os machos têm longas plumas centrais da cauda e mudam de plumagem amplamente branca no inverno para mais escura no verão. Chama frequentemente e de forma exuberante durante o voo. Cria em zonas húmidas da tundra ártica e hiberna em costas marinhas e grandes lagos. As populações têm sofrido declínios substanciais em algumas regiões, levantando preocupações de conservação.
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.