Bar-headed Goose vs Mallard
Anser indicus 对比 Anas platyrhynchos
Side-by-Side Comparison
| 属性 | Bar-headed Goose | Mallard |
|---|---|---|
| 学名 | Anser indicus | Anas platyrhynchos |
| 目 | Anseriformes | Anseriformes |
| 科 | Anatidae | Anatidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | 58.0 cm (22.8 in) |
| 翼展 | 87.6 cm (34.5 in) | 90.0 cm (35.4 in) |
| 体重 | 2288.0 g (80.71 oz) | 1100.0 g (38.80 oz) |
| 食性 | -- | Omnivorous — aquatic plants, seeds, insects, crustaceans, and mollusks. Feeds by dabbling, upending, and grazing … |
| 产卵数 | 3-8 | 4-18 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Bar-headed Goose
Breeds on high-altitude lakes and rivers at 4,000–5,000 m in Central Asia (Tibet, Mongolia, Ladakh). Migrates over the Himalayas. Winters on rivers, lakes, and agricultural fields in the Indian subcontinent.
Mallard
Nearly any wetland habitat including lakes, rivers, ponds, marshes, estuaries, and urban park ponds.
Song & Call Comparison
Bar-headed Goose
A nasal, goose-like honking 'wang-wang-wang'. Flocks give persistent calling during high-altitude Himalayan migration — among the highest migrations of any bird species.
Mallard
Female gives the classic 'quack-quack-quack', descending in pitch. Male utters soft nasal 'raeb-raeb'. Both give a high 'gag-gag-gag' when alarmed or taking flight.
Geographic Range & Migration
Bar-headed Goose
Mallard
Native across the Northern Hemisphere in North America, Europe, and Asia. Introduced to Australia and New Zealand.
保护状况
Bar-headed Goose
Mallard
How to Tell Them Apart
Bar-headed Goose
White head with two distinctive black bars across crown. Yellow-orange bill and legs. Back and wings pale gray; underparts white. Black-tipped primaries. Sexes similar; famed for Himalayan migration.
Mallard
Breeding males have an iridescent green head, white neck ring, chestnut breast, and grey body. Females are mottled brown. Both sexes show a blue speculum bordered by white.
Broad, flat bill — yellow-green in males, orange-brown in females
About These Birds
Bar-headed Goose
斑头雁以其高空迁徙能力著称，能飞越喜马拉雅山脉，是飞行高度最高的鸟类之一。繁殖于中亚高原湖泊，越冬于印度次大陆。头顶具两道黑色横纹，颈侧有白色条纹，体羽灰白色。以水草和湿地植物为食，常在高海拔湖泊集群繁殖。
Mallard
The mallard is the ancestor of most domestic duck breeds and the most abundant and widespread dabbling duck in the world. Males perform elaborate courtship displays including head-bobbing and whistle-grunt calls. Mallards are highly adaptable, thriving in both wilderness and urban environments.