Mallard vs Baikal Teal
Anas platyrhynchos 对比 Sibirionetta formosa
Side-by-Side Comparison
| 属性 | Mallard | Baikal Teal |
|---|---|---|
| 学名 | Anas platyrhynchos | Sibirionetta formosa |
| 目 | Anseriformes | Anseriformes |
| 科 | Anatidae | Anatidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | 58.0 cm (22.8 in) | — |
| 翼展 | 90.0 cm (35.4 in) | 41.2 cm (16.2 in) |
| 体重 | 1100.0 g (38.80 oz) | 446.75 g (15.76 oz) |
| 食性 | Omnivorous — aquatic plants, seeds, insects, crustaceans, and mollusks. Feeds by dabbling, upending, and grazing … | Dabbles for seeds, aquatic invertebrates, and plant matter; omnivorous diet varies with season and water … |
| 产卵数 | 4-18 | 4-10 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Mallard
Nearly any wetland habitat including lakes, rivers, ponds, marshes, estuaries, and urban park ponds.
Baikal Teal
Breeds in boreal taiga along Siberian rivers and boggy ground from western to northeastern Siberia. Winters on freshwater lakes and rice fields in South Korea, Japan, and eastern China.
Song & Call Comparison
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.
Baikal Teal
Male gives a soft, liquid wot-wot call; female produces a low, nasal quack. Wintering flocks create a musical murmuring chorus of whistled notes on East Asian wetlands.
Geographic Range & Migration
Mallard
Native across the Northern Hemisphere in North America, Europe, and Asia. Introduced to Australia and New Zealand.
Baikal Teal
Breeds in montane and boreal zones across Eurasia; winters at lower elevations and southern latitudes in Europe and Asia.
保护状况
Mallard
Baikal Teal
How to Tell Them Apart
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
Baikal Teal
Males have exquisitely patterned green-and-buff head with bold white and black facial stripes. Pinkish breast with black spots; gray flanks; long drooping scapulars. Females brown with white loral spot and …
About These Birds
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.
Baikal Teal
花脸鸭（参见anas-formosa条）是东亚特有的小型鸭子，繁殖于西伯利亚东部，越冬于日本、朝鲜和中国东部。雄鸟脸部具复杂的绿、黄、黑图案，翼镜绿色；雌鸟褐色。因过度猎捕和湿地减少，数量大幅下降，被列为易危物种。