Common Ostrich vs Raggiana Bird-of-paradise
Struthio camelus 比較対象 Paradisaea raggiana
Side-by-Side Comparison
| 属性 | Common Ostrich | Raggiana Bird-of-paradise |
|---|---|---|
| 学名 | Struthio camelus | Paradisaea raggiana |
| 目 | Struthioniformes | Passeriformes |
| 科 | Struthionidae | Paradisaeidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | 210.0 cm (82.7 in) | 34.0 cm (13.4 in) |
| 翼開長 | 200.0 cm (78.7 in) | 45.0 cm (17.7 in) |
| 体重 | 100000.0 g (3527.40 oz) | 260.0 g (9.17 oz) |
| 食性 | Omnivorous — plants, seeds, roots, flowers, insects, and small vertebrates. Swallows pebbles to aid digestion … | Fruit, seeds, arthropods, and small vertebrates. Males display at communal lek sites to attract females. |
| 一腹卵数 | 2-11 | 1-2 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Common Ostrich
Open arid and semi-arid habitats including savannas, Sahel, and dry woodlands across Africa.
Raggiana Bird-of-paradise
Tropical rainforest and forest edge from lowlands to mid-montane elevations in New Guinea.
Song & Call Comparison
Common Ostrich
Male produces a surprisingly deep, resonant booming roar — remarkably lion-like. Also gives whistling and hissing sounds. Females and chicks emit softer grunts and squeaks.
Raggiana Bird-of-paradise
Males emit harsh, buzzy 'kraaak' calls and explosive wailing during display. Females give softer 'waak' contact calls. Display calls are loud and chaotic at leks.
Geographic Range & Migration
Common Ostrich
Sub-Saharan Africa. Formerly also found in the Middle East and parts of Asia. Farmed worldwide.
Raggiana Bird-of-paradise
Southern and eastern New Guinea. Endemic to Papua New Guinea.
保全状況
Common Ostrich
Raggiana Bird-of-paradise
How to Tell Them Apart
Common Ostrich
Males have black body plumage with white wing and tail feathers. Females and immatures are grey-brown. Bare skin on the neck and thighs varies from pink to blue.
Broad, flat bill adapted for an omnivorous diet
Raggiana Bird-of-paradise
Males have a yellow crown, emerald-green throat, and spectacular cascading orange-red flank plumes. Females are brown with rufous underparts.
Stout, slightly curved, blue-grey bill
About These Birds
Common Ostrich
ダチョウ（Struthio camelus）— 世界最大の鳥でアフリカのサバンナに生息する。飛べないが時速70kmで走ることができ、世界最大の卵を産む。
Raggiana Bird-of-paradise
The raggiana bird-of-paradise is the national bird of Papua New Guinea, featured on the national flag and coat of arms. Males gather at traditional display trees to perform elaborate courtship dances, hanging upside down and shaking their spectacular flank plumes. Alfred Russel Wallace first described the species in 1873.