Greater White-fronted Goose vs Baikal Teal
Anser albifrons 对比 Sibirionetta formosa
Side-by-Side Comparison
| 属性 | Greater White-fronted Goose | Baikal Teal |
|---|---|---|
| 学名 | Anser albifrons | Sibirionetta formosa |
| 目 | Anseriformes | Anseriformes |
| 科 | Anatidae | Anatidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 81.6 cm (32.1 in) | 41.2 cm (16.2 in) |
| 体重 | 2471.0 g (87.16 oz) | 446.75 g (15.76 oz) |
| 食性 | Dabbles for aquatic invertebrates, seeds, and plant material; diet shifts heavily toward invertebrates in breeding … | Dabbles for seeds, aquatic invertebrates, and plant matter; omnivorous diet varies with season and water … |
| 产卵数 | 3-9 | 4-10 |
| Population Trend | — | — |
Habitat Comparison
Greater White-fronted Goose
Breeds on Arctic and subarctic tundra and peatlands. Winters on estuaries, agricultural fields, freshwater marshes, and flooded meadows across Europe, Asia, and North America. One of the most widespread geese.
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
Greater White-fronted Goose
A loud, laughing 'kow-lyuk' or musical 'wah-wah'. Gives a distinctive high-pitched yodeling quality lacking in Greylag. Highly vocal in large winter flocks.
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
Greater White-fronted Goose
Breeds in the potholes region of the northern Great Plains; winters in the southern United States and along the Gulf Coast.
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
Greater White-fronted Goose
Baikal Teal
How to Tell Them Apart
Greater White-fronted Goose
Brown-gray body with white forehead patch bordered by white band at bill base. Underparts with bold irregular black bars on belly. Orange bill; orange-yellow legs. Juveniles lack white front and …
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
Greater White-fronted Goose
A medium-large goose with a white forehead patch, orange bill, grey-brown plumage, and variable black barring on the belly. Widespread and numerous; one of the most abundant geese in the world. Breeds across the high Arctic; winters in a wide range of temperate wetland and agricultural habitats.
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。