Greater White-fronted Goose vs Australasian Shoveler
Anser albifrons 对比 Spatula rhynchotis
Side-by-Side Comparison
| 属性 | Greater White-fronted Goose | Australasian Shoveler |
|---|---|---|
| 学名 | Anser albifrons | Spatula rhynchotis |
| 目 | Anseriformes | Anseriformes |
| 科 | Anatidae | Anatidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 81.6 cm (32.1 in) | 44.8 cm (17.6 in) |
| 体重 | 2471.0 g (87.16 oz) | 678.0 g (23.92 oz) |
| 食性 | Dabbles for aquatic invertebrates, seeds, and plant material; diet shifts heavily toward invertebrates in breeding … | -- |
| 产卵数 | 3-9 | 5-13 |
| Population Trend | — | — |
Habitat Comparison
共同栖息地
Greater White-fronted Goose only
Australasian Shoveler only
无
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.
Australasian Shoveler
Freshwater and brackish wetlands, lakes, and marshes across southern and eastern Australia and New Zealand. Nomadic in Australia; follows seasonal flooding. Often on permanent lakes and coastal lagoons.
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.
Australasian Shoveler
Male emits a soft, muffled tok; female gives a series of rapid, descending quacks. The female's characteristic quacking laugh is similar to the Northern Shoveler but slightly lower pitched.
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.
Australasian Shoveler
保护状况
Greater White-fronted Goose
Australasian Shoveler
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 …
Australasian Shoveler
Males have slate-blue head with white crescent before eye; rich rufous-brown below with white breast spot. Blue forewing and green speculum. Females mottled brown. Long spatulate bill bluish-gray. Dimorphic.
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.
Australasian Shoveler
澳大利亚琵嘴鸭（澳洲铲形嘴鸭）是澳大利亚特有的水面鸭，与北方琵嘴鸭同属，具有相似的宽大匙状嘴。雄鸟头颈深蓝色，体侧棕红色；雌鸟褐色。广泛分布于澳大利亚南部湿地和新西兰，在浅水中过滤食物，以浮游生物、昆虫幼虫和植物碎屑为食。