Common Raven vs Wilson's Bird-of-paradise
Corvus corax 比較対象 Cicinnurus respublica
Side-by-Side Comparison
| 属性 | Common Raven | Wilson's Bird-of-paradise |
|---|---|---|
| 学名 | Corvus corax | Cicinnurus respublica |
| 目 | Passeriformes | Passeriformes |
| 科 | Corvidae | Paradisaeidae |
| 保全状況 | Least Concern | Near Threatened |
| 体長 | 63.0 cm (24.8 in) | 16.0 cm (6.3 in) |
| 翼開長 | 130.0 cm (51.2 in) | 19.0 cm (7.5 in) |
| 体重 | 1200.0 g (42.33 oz) | 55.0 g (1.94 oz) |
| 食性 | Omnivorous and opportunistic — carrion, small animals, insects, eggs, grain, fruit, and human refuse. Among … | Fruit and insects gleaned from the forest canopy and subcanopy. Particularly favors figs. |
| 一腹卵数 | 1-8 | -- |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Common Raven
Diverse habitats from Arctic tundra to deserts, mountains, forests, and coastlines. Avoids dense urban areas but thrives near human activity.
Wilson's Bird-of-paradise
Lowland and hill forests on the small islands of Waigeo and Batanta in the Raja Ampat archipelago, Indonesia.
Song & Call Comparison
Common Raven
Highly varied: deep resonant 'kraa-kraa-kraa', hollow 'tok-tok', liquid 'klonk', and wing-whooshing. Among the most intelligent corvid callers; uses calls contextually in groups.
Wilson's Bird-of-paradise
Male gives a harsh, nasal 'waah' or 'eeah' from display perch. Song is poorly documented in wild. Also produces mechanical rattling wing sounds during display flights.
Geographic Range & Migration
Common Raven
Holarctic distribution across North America, Europe, Asia, and North Africa. The most widely distributed corvid.
Wilson's Bird-of-paradise
Endemic to the islands of Waigeo and Batanta off the northwestern tip of New Guinea, Indonesia.
保全状況
Common Raven
Wilson's Bird-of-paradise
How to Tell Them Apart
Common Raven
All black with a glossy purplish-blue iridescent sheen. Shaggy throat hackles, long wedge-shaped tail, and large robust build distinguish it from crows.
Large, powerful, curved black bill
Wilson's Bird-of-paradise
Males have a brilliant red back, yellow nape, turquoise blue bare crown, and green breast shield. Violet-blue curled tail wires. Females are brownish with bare blue crown.
Short, slightly curved greyish bill
About These Birds
Common Raven
ワタリガラス（Corvus corax）— 北半球に広く分布する最大のスズメ目の鳥。高い知性をもち、道具を使うことや問題解決能力が知られている。
Wilson's Bird-of-paradise
Wilson's bird-of-paradise is one of the most extraordinarily colored birds on Earth. Males meticulously clear a patch of forest floor as a display court, removing every leaf and twig. The species was virtually unknown to science until the late 20th century due to its restricted island range.