Eurasian Eagle-Owl vs European Roller
Bubo bubo 比較対象 Coracias garrulus
Side-by-Side Comparison
| 属性 | Eurasian Eagle-Owl | European Roller |
|---|---|---|
| 学名 | Bubo bubo | Coracias garrulus |
| 目 | Strigiformes | Coraciiformes |
| 科 | Strigidae | Coraciidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | 68.0 cm (26.8 in) | 31.0 cm (12.2 in) |
| 翼開長 | 170.0 cm (66.9 in) | 66.0 cm (26.0 in) |
| 体重 | 2800.0 g (98.77 oz) | 130.0 g (4.59 oz) |
| 食性 | Mammals up to the size of hares and young foxes, and birds up to the … | Large insects, especially beetles, grasshoppers, and crickets. Also takes small reptiles, frogs, and scorpions. Hunts … |
| 一腹卵数 | 2-4 | 3-6 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Eurasian Eagle-Owl
Rocky landscapes, cliffs, gorges, and open forest across Eurasia. Increasingly found near human settlements.
European Roller
Warm, dry, open country with scattered trees and nest holes. Breeds in tree cavities, earth banks, and nest boxes.
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.
European Roller
A harsh, grating 'rack-rack' or 'quarrk' in flight. Gives a variety of sharp nasal calls at the nest. Not melodic; primary vocalizations are alarm and contact calls.
Geographic Range & Migration
Eurasian Eagle-Owl
Widespread across Europe, Asia, and North Africa. The most widely distributed eagle-owl.
European Roller
Southern and eastern Europe, Central Asia, and North Africa. Winters in sub-Saharan Africa.
保全状況
Eurasian Eagle-Owl
European Roller
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
European Roller
Turquoise-blue head, breast, and tail. Chestnut-brown back. Vivid ultramarine blue and black wing patches visible in flight.
Short, stout, dark hooked bill
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。
European Roller
ヨーロッパで最も色彩豊かな鳥の一つで、求愛時にローリングと呼ばれる独特の空中飛翔を行う。