Greater White-fronted Goose vs Musk Duck
Anser albifrons 比較対象 Biziura lobata
Side-by-Side Comparison
| 属性 | Greater White-fronted Goose | Musk Duck |
|---|---|---|
| 学名 | Anser albifrons | Biziura lobata |
| 目 | Anseriformes | Anseriformes |
| 科 | Anatidae | Anatidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 81.6 cm (32.1 in) | 42.3 cm (16.7 in) |
| 体重 | 2471.0 g (87.16 oz) | 1930.75 g (68.11 oz) |
| 食性 | Dabbles for aquatic invertebrates, seeds, and plant material; diet shifts heavily toward invertebrates in breeding … | Dives for aquatic invertebrates, small fish, and plant material in Australian freshwater lakes. Highly aquatic; … |
| 一腹卵数 | 3-9 | 2-3 |
| 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.
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.
Musk Duck
Male produces a loud, explosive plonk call followed by bill-drumming on the water surface; female gives a harsh quack. The male's bizarre splashing display is unique and unmistakable among Australian …
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.
Musk Duck
Endemic to southern Australia, including southeastern and southwestern regions. Found on wetlands with lignum and reeds.
保全状況
Greater White-fronted Goose
Musk Duck
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 …
Musk Duck
Both sexes are uniformly dark sooty-brown, densely barred and vermiculated with black; male has distinctive pendulous black lobe hanging below bill. Females and immatures are smaller and lack the lobe.
About These Birds
Greater White-fronted Goose
北極圏で繁殖し、温帯で越冬する大型のガン（体長64〜81cm）。成鳥は白い額と黒い腹部の横縞が特徴。Anser albifrons（マガン）は東アジア、ヨーロッパ、北米の広大な農地や湿地で越冬する。日本では宮城県伊豆沼などが重要な越冬地で、数万羽が集まる壮観な光景が見られる。Anatidae科。
Musk Duck
マスクドダックはオーストラリアに固有の大型の潜水性カモです。雄は嘴の下の大きな肉垂と独特の鼻から出る麝香の臭いが特徴です。深い葦原に覆われた湖や沼地に生息し、水生無脊椎動物や水草を潜って採食します。オーストラリア固有の奇妙なカモとして知られています。