Common Ostrich vs Red-crowned Crane
Struthio camelus 비교 대상 Grus japonensis
Side-by-Side Comparison
| 속성 | Common Ostrich | Red-crowned Crane |
|---|---|---|
| 학명 | Struthio camelus | Grus japonensis |
| 목 | Struthioniformes | Gruiformes |
| 과 | Struthionidae | Gruidae |
| 보전 상태 | Least Concern | Endangered |
| 체장 | 210.0 cm (82.7 in) | 150.0 cm (59.1 in) |
| 날개 폭 | 200.0 cm (78.7 in) | 250.0 cm (98.4 in) |
| 체중 | 100000.0 g (3527.40 oz) | 8900.0 g (313.94 oz) |
| 식성 | Omnivorous — plants, seeds, roots, flowers, insects, and small vertebrates. Swallows pebbles to aid digestion … | Omnivorous — fish, amphibians, insects, grasses, and waste grain. Forages in wetlands and agricultural fields. |
| 산란 수 | 2-11 | 2 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Common Ostrich
Open arid and semi-arid habitats including savannas, Sahel, and dry woodlands across Africa.
Red-crowned Crane
Freshwater marshes, bogs, and wet grasslands for breeding. Winters in coastal mudflats, estuaries, and rice paddies.
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.
Red-crowned Crane
Spectacular unison 'bugling' call: a clear, resonant, far-carrying trumpet 'kru-ru-ru' given by paired birds simultaneously. Among the most majestic bird calls in Asia.
Geographic Range & Migration
Common Ostrich
Sub-Saharan Africa. Formerly also found in the Middle East and parts of Asia. Farmed worldwide.
Red-crowned Crane
Eastern Asia — breeds in northeastern China, southeastern Russia, and Hokkaido, Japan. Winters in Korea and eastern China.
보전 상태
Common Ostrich
Red-crowned Crane
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
Red-crowned Crane
White body plumage with black secondary flight feathers and throat. Bare red crown patch. Black face and neck. One of the most elegant crane species.
Long, straight, olive-green bill
About These Birds
Common Ostrich
타조는 세계에서 가장 큰 살아있는 새로, 키가 최대 2.7미터에 달한다. 날지 못하지만 시속 70km까지 달릴 수 있으며 아프리카 사바나와 초원에 서식한다. 세계에서 가장 큰 알을 낳는다.
Red-crowned Crane
The red-crowned crane is one of the rarest crane species and a potent symbol of longevity and fidelity in East Asian culture. Their elaborate unison call and dancing displays have inspired art and folklore for millennia. The resident population on Hokkaido, Japan, recovered from about 33 birds in 1952 to over 1,800 today.