Musk Duck vs Blue-billed Teal
Biziura lobata 比較対象 Spatula hottentota
Side-by-Side Comparison
| 属性 | Musk Duck | Blue-billed Teal |
|---|---|---|
| 学名 | Biziura lobata | Spatula hottentota |
| 目 | Anseriformes | Anseriformes |
| 科 | Anatidae | Anatidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 42.3 cm (16.7 in) | 29.4 cm (11.6 in) |
| 体重 | 1930.75 g (68.11 oz) | 269.2 g (9.50 oz) |
| 食性 | Dives for aquatic invertebrates, small fish, and plant material in Australian freshwater lakes. Highly aquatic; … | Feeds on seeds, aquatic plants, and invertebrates; filter-feeds in shallow water; broadly omnivorous and seasonally … |
| 一腹卵数 | 2-3 | 5-12 |
| Population Trend | — | — |
Habitat Comparison
Blue-billed Teal
Freshwater lakes, marshes, pans, and flooded grasslands across sub-Saharan Africa from Senegal and Sudan south to the Cape. Nomadic; follows seasonal rains. Common but easily overlooked among reed beds.
Song & Call Comparison
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 …
Blue-billed Teal
Male utters a soft, teal-like peep; female gives a muted quack. Pairs call quietly in dense papyrus; soft contact calls help birds maintain proximity in thick African marsh vegetation.
Geographic Range & Migration
Musk Duck
Endemic to southern Australia, including southeastern and southwestern regions. Found on wetlands with lignum and reeds.
Blue-billed Teal
Breeds in Arctic and subarctic Eurasia; winters at sea in the North Atlantic and from western Europe to eastern Africa.
保全状況
Musk Duck
Blue-billed Teal
How to Tell Them Apart
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.
Blue-billed Teal
Small; males have pale blue-gray bill contrasting with brown-gray body. Head finely spotted; underparts barred brown and white. Males show powder-blue forewing in flight. Females browner. African marsh species.
About These Birds
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。
Blue-billed Teal
A small dark teal with blue-grey bill and legs, brown-streaked plumage, and fine pale spotting on the flanks. The most widespread teal in sub-Saharan Africa. Found on freshwater lakes and marshes. Highly nomadic; follows seasonal rainfall. Swims low in the water like a pochard.