Barn Swallow vs Common Raven
Hirundo rustica เปรียบเทียบกับ Corvus corax
Side-by-Side Comparison
| คุณสมบัติ | Barn Swallow | Common Raven |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Hirundo rustica | Corvus corax |
| อันดับ | Passeriformes | Passeriformes |
| วงศ์ตระกูล | Hirundinidae | Corvidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | 19.0 cm (7.5 in) | 63.0 cm (24.8 in) |
| กว้างปีก | 33.0 cm (13.0 in) | 130.0 cm (51.2 in) |
| น้ำหนัก | 19.0 g (0.67 oz) | 1200.0 g (42.33 oz) |
| อาหาร | Aerial insects caught in continuous agile flight, including flies, beetles, moths, and aphids. Drinks by … | Omnivorous and opportunistic — carrion, small animals, insects, eggs, grain, fruit, and human refuse. Among … |
| จำนวนไข่ | 2-7 | 1-8 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
ถิ่นที่อยู่อาศัยร่วมกัน
Barn Swallow only
Barn Swallow
Open farmland, meadows, and areas near water. Nests almost exclusively in human-made structures such as barns, bridges, and eaves.
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
Barn Swallow
A rapid, twittering song: a long stream of 'vit-vit-vit' and rolling chirps. Also gives a sharp 'vit' flight call. Song can last many minutes without pause. Musical and liquid.
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
Barn Swallow
Breeds across the Northern Hemisphere in North America, Europe, and Asia. Winters in South America, Africa, and South Asia.
Common Raven
Holarctic distribution across North America, Europe, Asia, and North Africa. The most widely distributed corvid.
สถานะการอนุรักษ์
Barn Swallow
Common Raven
How to Tell Them Apart
Barn Swallow
Metallic blue-black upperparts, rufous forehead and throat, and pale buff to rufous underparts. Deeply forked tail with elongated outer streamers.
Short, wide, flat black bill adapted for catching insects in flight
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
Barn Swallow
The barn swallow is the most widespread swallow species in the world and has one of the longest migrations of any passerine. Its arrival signals spring across the Northern Hemisphere, inspiring cultural references from ancient Greece to modern poetry. Barn swallows have become almost entirely dependent on human structures for nesting.
Common Raven
The common raven is among the most intelligent birds, demonstrating tool use, future planning, and social manipulation in scientific studies. In many cultures, ravens feature prominently in mythology as creators, tricksters, or messengers. Their complex vocalizations include over 30 distinct calls.