Javan Green Magpie vs Common Raven
Cissa thalassina مقارنةً بـ Corvus corax
Side-by-Side Comparison
| السمة | Javan Green Magpie | Common Raven |
|---|---|---|
| الاسم العلمي | Cissa thalassina | Corvus corax |
| الرتبة | Passeriformes | Passeriformes |
| الفصيلة | Corvidae | Corvidae |
| حالة الحفاظ | Critically Endangered | Least Concern |
| الطول | — | 63,0 cm (24.8 in) |
| طول الجناح | 27,9 cm (11.0 in) | 130,0 cm (51.2 in) |
| الوزن | 125,0 g (4.41 oz) | 1200,0 g (42.33 oz) |
| النظام الغذائي | -- | Omnivorous and opportunistic — carrion, small animals, insects, eggs, grain, fruit, and human refuse. Among … |
| عدد البيض في الوضع | 1-2 | 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.
Song & Call Comparison
Javan Green Magpie
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
Javan Green Magpie
Common Raven
Holarctic distribution across North America, Europe, Asia, and North Africa. The most widely distributed corvid.
حالة الحفاظ
Javan Green Magpie
Common Raven
How to Tell Them Apart
Javan Green Magpie
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
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.