águia-real vs Mute Swan
Aquila chrysaetos comparado com Cygnus olor
Side-by-Side Comparison
| Atributo | águia-real | Mute Swan |
|---|---|---|
| Nome científico | Aquila chrysaetos | Cygnus olor |
| Ordem | Accipitriformes | Anseriformes |
| Família | Accipitridae | Anatidae |
| Estado de conservação | Least Concern | Least Concern |
| Comprimento | 81,0 cm (31.9 in) | 152,0 cm (59.8 in) |
| Envergadura | 212,0 cm (83.5 in) | 235,0 cm (92.5 in) |
| Peso | 4050,0 g (142.86 oz) | 11000,0 g (388.01 oz) |
| Dieta | Mammals including rabbits, hares, ground squirrels, and marmots. Also takes birds, reptiles, and carrion. Hunts … | Submerged aquatic vegetation, algae, and grass. Feeds by upending in shallow water, reaching depths of … |
| Tamanho da postura | 1-3 | 5-7 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
águia-real
Open and semi-open country including mountains, hills, and tundra. Prefers areas with cliffs or large trees for nesting and open terrain for hunting.
Mute Swan
Lakes, slow rivers, estuaries, and coastal lagoons. Often associated with parks and ornamental waters in Europe.
Song & Call Comparison
águia-real
Mostly silent; emits a thin, high-pitched whistle 'kee-kee-kee' near the eyrie. Also gives low barking 'yak-yak' and mewing calls. Far less vocal than its size suggests.
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
águia-real
Holarctic distribution across North America, Europe, North Africa, and Asia. The most widely distributed eagle species.
Mute Swan
Native to Europe and western Asia. Introduced to North America, South Africa, Australia, and New Zealand.
Estado de conservação
águia-real
Mute Swan
How to Tell Them Apart
águia-real
Dark brown overall with a golden-bronze sheen on the nape and crown. Juveniles show distinct white patches at the base of the tail and in the wings.
Dark horn-colored hooked bill with a yellow cere
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
águia-real
The golden eagle is one of the most powerful and agile raptors in the Northern Hemisphere. Revered by many cultures, it has been used in falconry for centuries, particularly by Kazakh eagle hunters of Central Asia. Golden eagles can dive at speeds exceeding 240 km/h when pursuing prey.
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.