Eurasian Eagle-Owl vs Mute Swan
Bubo bubo 比較対象 Cygnus olor
Side-by-Side Comparison
| 属性 | Eurasian Eagle-Owl | Mute Swan |
|---|---|---|
| 学名 | Bubo bubo | Cygnus olor |
| 目 | Strigiformes | Anseriformes |
| 科 | Strigidae | Anatidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | 68.0 cm (26.8 in) | 152.0 cm (59.8 in) |
| 翼開長 | 170.0 cm (66.9 in) | 235.0 cm (92.5 in) |
| 体重 | 2800.0 g (98.77 oz) | 11000.0 g (388.01 oz) |
| 食性 | Mammals up to the size of hares and young foxes, and birds up to the … | Submerged aquatic vegetation, algae, and grass. Feeds by upending in shallow water, reaching depths of … |
| 一腹卵数 | 2-4 | 5-7 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Eurasian Eagle-Owl
Rocky landscapes, cliffs, gorges, and open forest across Eurasia. Increasingly found near human settlements.
Mute Swan
Lakes, slow rivers, estuaries, and coastal lagoons. Often associated with parks and ornamental waters in Europe.
Song & Call Comparison
Eurasian Eagle-Owl
Powerful, resonant 'ooo-hu' duetting with mate across great distances at dusk. One of Europe's deepest owl calls. Also gives barking screams, hisses, and grunts at the nest.
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
Eurasian Eagle-Owl
Widespread across Europe, Asia, and North Africa. The most widely distributed eagle-owl.
Mute Swan
Native to Europe and western Asia. Introduced to North America, South Africa, Australia, and New Zealand.
保全状況
Eurasian Eagle-Owl
Mute Swan
How to Tell Them Apart
Eurasian Eagle-Owl
Tawny-brown plumage heavily mottled and streaked with black. Large prominent orange eyes and long ear tufts. Streaked breast and barred belly.
Powerful, dark grey-black hooked bill
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
Eurasian Eagle-Owl
世界最大のフクロウで、4km先まで届く鳴き声と鋭い視力を持つ。ユーラシア全域に生息する頂点捕食者。
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.