American Robin vs Eurasian Eagle-Owl
Turdus migratorius 比較対象 Bubo bubo
Side-by-Side Comparison
| 属性 | American Robin | Eurasian Eagle-Owl |
|---|---|---|
| 学名 | Turdus migratorius | Bubo bubo |
| 目 | Passeriformes | Strigiformes |
| 科 | Turdidae | Strigidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | 25.0 cm (9.8 in) | 68.0 cm (26.8 in) |
| 翼開長 | 36.0 cm (14.2 in) | 170.0 cm (66.9 in) |
| 体重 | 77.0 g (2.72 oz) | 2800.0 g (98.77 oz) |
| 食性 | Earthworms, insects, and fruit. Famously hunts earthworms on lawns by running, stopping, and tilting its … | Mammals up to the size of hares and young foxes, and birds up to the … |
| 一腹卵数 | 2-4 | 2-4 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
American Robin
Lawns, parks, gardens, farmland, and forest edges. One of the most familiar birds in suburban North America.
Eurasian Eagle-Owl
Rocky landscapes, cliffs, gorges, and open forest across Eurasia. Increasingly found near human settlements.
Song & Call Comparison
American Robin
A clear, caroling song of 2-3 note phrases: 'cheerily, cheer-up, cheerio'. Sings from dawn perches. Sharp 'tut-tut-tut' alarm call and thin 'seeee' flight note.
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.
Geographic Range & Migration
American Robin
North America from Alaska and Canada to Mexico. Northern populations migrate south in winter; southern populations are largely resident.
Eurasian Eagle-Owl
Widespread across Europe, Asia, and North Africa. The most widely distributed eagle-owl.
保全状況
American Robin
Eurasian Eagle-Owl
How to Tell Them Apart
American Robin
Dark grey-brown upperparts with a warm brick-red breast and belly. White eye-ring and streaked white throat. Female slightly paler.
Bright yellow bill with a dark tip
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
About These Birds
American Robin
北米全域に分布し、春の訪れを告げる鳥として知られるツグミ（体長23〜28cm）。オレンジ色の腹と黒い頭部が特徴的。Turdus migratorius（アメリカコマツグミ）は北米最も親しまれた野鳥の一つで、芝生でミミズを引き抜く姿が日常風景として親しまれている。連邦政府と各州で厳重に保護されており、3州の州鳥に指定されている。Turdidae科。
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。