Common Raven vs Resplendent Quetzal
Corvus corax 比較対象 Pharomachrus mocinno
Side-by-Side Comparison
| 属性 | Common Raven | Resplendent Quetzal |
|---|---|---|
| 学名 | Corvus corax | Pharomachrus mocinno |
| 目 | Passeriformes | Trogoniformes |
| 科 | Corvidae | Trogonidae |
| 保全状況 | Least Concern | Near Threatened |
| 体長 | 63.0 cm (24.8 in) | 36.0 cm (14.2 in) |
| 翼開長 | 130.0 cm (51.2 in) | 50.0 cm (19.7 in) |
| 体重 | 1200.0 g (42.33 oz) | 210.0 g (7.41 oz) |
| 食性 | Omnivorous and opportunistic — carrion, small animals, insects, eggs, grain, fruit, and human refuse. Among … | Primarily wild avocados and other laurel family fruits, supplemented with insects, lizards, and frogs. A … |
| 一腹卵数 | 1-8 | 1-2 |
| 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.
Resplendent Quetzal
Montane cloud forests at elevations between 1,200 and 3,000 meters. Requires old-growth forest with dead trees for nesting cavities.
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.
Resplendent Quetzal
Melodious, repetitive cooing: a series of 'kowee-kowee-kowee' or 'woh-woh-woh-woh' phrases. Male sings from high exposed perches in cloud forest canopy. Evocative highland call.
Geographic Range & Migration
Common Raven
Holarctic distribution across North America, Europe, Asia, and North Africa. The most widely distributed corvid.
Resplendent Quetzal
Southern Mexico through Central America to western Panama. Resident in mountain cloud forests.
保全状況
Common Raven
Resplendent Quetzal
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
Resplendent Quetzal
Males have iridescent emerald-green upperparts, a crimson-red breast, and extraordinarily long green tail coverts streaming up to 65 cm beyond the tail. Females are duller with grey breasts.
Short, broad, bright yellow bill partially hidden by green feathers
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。
Resplendent Quetzal
The resplendent quetzal was considered divine by the Maya and Aztec civilizations, associated with the feathered serpent god Quetzalcoatl. Its iridescent green plumage and long tail streamers make it one of the most beautiful birds in the world. Guatemala's currency is named after this bird.