Maccoa Duck vs Blue-billed Teal
Oxyura maccoa 比較対象 Spatula hottentota
Side-by-Side Comparison
| 属性 | Maccoa Duck | Blue-billed Teal |
|---|---|---|
| 学名 | Oxyura maccoa | Spatula hottentota |
| 目 | Anseriformes | Anseriformes |
| 科 | Anatidae | Anatidae |
| 保全状況 | Endangered | Least Concern |
| 体長 | — | — |
| 翼開長 | 31.3 cm (12.3 in) | 29.4 cm (11.6 in) |
| 体重 | 685.3333333333334 g (24.17 oz) | 269.2 g (9.50 oz) |
| 食性 | Dives for aquatic invertebrates and plant seeds in African lakes and marshes. Uses lobed feet … | Feeds on seeds, aquatic plants, and invertebrates; filter-feeds in shallow water; broadly omnivorous and seasonally … |
| 一腹卵数 | 4-12 | 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
Maccoa Duck
Male emits a rapid, staccato drumming display; female gives a harsh, emphatic quack. The drumming call is powerful and diagnostic; this endangered southern African stiff-tail displays at dawn.
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
Maccoa Duck
Resident in eastern and southern Africa from Ethiopia and Kenya south to the Cape. Found on lakes and marshes with dense aquatic vegetation.
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
Maccoa Duck
Blue-billed Teal
How to Tell Them Apart
Maccoa Duck
Male has glossy black head, deep chestnut-red body, and vivid sky-blue bill; stiff tail often cocked. Female is dark brown above with streaked buff below and two pale facial stripes …
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
Maccoa Duck
マコアダックはアフリカ東部と南部に分布する潜水性カモです。雄は栗色の体と青い嘴が特徴的で、尾を立てて泳ぐ習性があります。深い葦原に覆われた湖や湿地に生息し、水草の種子や無脊椎動物を潜って採食します。
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.