American Robin vs Common Raven
Turdus migratorius 비교 대상 Corvus corax
Side-by-Side Comparison
| 속성 | American Robin | Common Raven |
|---|---|---|
| 학명 | Turdus migratorius | Corvus corax |
| 목 | Passeriformes | Passeriformes |
| 과 | Turdidae | Corvidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | 25.0 cm (9.8 in) | 63.0 cm (24.8 in) |
| 날개 폭 | 36.0 cm (14.2 in) | 130.0 cm (51.2 in) |
| 체중 | 77.0 g (2.72 oz) | 1200.0 g (42.33 oz) |
| 식성 | Earthworms, insects, and fruit. Famously hunts earthworms on lawns by running, stopping, and tilting its … | Omnivorous and opportunistic — carrion, small animals, insects, eggs, grain, fruit, and human refuse. Among … |
| 산란 수 | 2-4 | 1-8 |
| 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.
Common Raven
Diverse habitats from Arctic tundra to deserts, mountains, forests, and coastlines. Avoids dense urban areas but thrives near human activity.
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.
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.
Geographic Range & Migration
American Robin
North America from Alaska and Canada to Mexico. Northern populations migrate south in winter; southern populations are largely resident.
Common Raven
Holarctic distribution across North America, Europe, Asia, and North Africa. The most widely distributed corvid.
보전 상태
American Robin
Common Raven
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
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
About These Birds
American Robin
아메리카울새는 북미 전역에서 봄의 전령으로 널리 알려져 있다. 이름과 달리 실제 유럽울새와 관련이 없으며, 지빠귀과(Turdidae)에 속한다. 빨간 가슴과 노래 소리로 쉽게 알아볼 수 있다.
Common Raven
큰까마귀는 가장 지능적인 조류 중 하나로, 도구 사용, 미래 계획, 복잡한 사회적 행동을 보인다. 전반적으로 광택 있는 검은 깃털을 가지며 북반구 전역의 다양한 서식지에 서식한다.