Unspotted Saw-whet Owl vs Eurasian Eagle-Owl
Aegolius ridgwayi 比較対象 Bubo bubo
Side-by-Side Comparison
| 属性 | Unspotted Saw-whet Owl | Eurasian Eagle-Owl |
|---|---|---|
| 学名 | Aegolius ridgwayi | Bubo bubo |
| 目 | Strigiformes | Strigiformes |
| 科 | Strigidae | Strigidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | 68.0 cm (26.8 in) |
| 翼開長 | 27.7 cm (10.9 in) | 170.0 cm (66.9 in) |
| 体重 | 86.0 g (3.03 oz) | 2800.0 g (98.77 oz) |
| 食性 | -- | Mammals up to the size of hares and young foxes, and birds up to the … |
| 一腹卵数 | 5-6 | 2-4 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Eurasian Eagle-Owl
Rocky landscapes, cliffs, gorges, and open forest across Eurasia. Increasingly found near human settlements.
Song & Call Comparison
Unspotted Saw-whet Owl
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
Unspotted Saw-whet Owl
Eurasian Eagle-Owl
Widespread across Europe, Asia, and North Africa. The most widely distributed eagle-owl.
保全状況
Unspotted Saw-whet Owl
Eurasian Eagle-Owl
How to Tell Them Apart
Unspotted Saw-whet Owl
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
Unspotted Saw-whet Owl
The Unspotted Saw-whet Owl (<em>Aegolius ridgwayi</em>) is a small owl belonging to the family Strigidae (True Owls). It inhabits forest environments, typically montane or highland forest zones within its range. Detailed plumage and behavioral descriptions of this species are limited in the available literature. No nesting type information is currently available for this species, though members of the genus Aegolius are generally cavity nesters. Clutch size is recorded as 5 to 6 eggs, which is relatively large for a small …
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。