Maned Duck vs Mallard
Chenonetta jubata 比較対象 Anas platyrhynchos
Side-by-Side Comparison
| 属性 | Maned Duck | Mallard |
|---|---|---|
| 学名 | Chenonetta jubata | Anas platyrhynchos |
| 目 | Anseriformes | Anseriformes |
| 科 | Anatidae | Anatidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | 58.0 cm (22.8 in) |
| 翼開長 | 51.8 cm (20.4 in) | 90.0 cm (35.4 in) |
| 体重 | 825.25 g (29.11 oz) | 1100.0 g (38.80 oz) |
| 食性 | Eats seeds, aquatic plants, and invertebrates; dabbles in shallow water; broadly omnivorous diet shifts with … | Omnivorous — aquatic plants, seeds, insects, crustaceans, and mollusks. Feeds by dabbling, upending, and grazing … |
| 一腹卵数 | 8-11 | 4-18 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Maned Duck
Open woodland, grassland, parks, golf courses, and farmland near water across most of Australia. Nests in tree hollows up to 30m high. Grazes terrestrially. Highly adaptable to modified and urban environments.
Mallard
Nearly any wetland habitat including lakes, rivers, ponds, marshes, estuaries, and urban park ponds.
Song & Call Comparison
Maned Duck
Male utters soft, goose-like honking notes; female gives a harsh, repeated quacking rattle. Alarm call is a loud, abrupt nasal honk carrying over open water.
Mallard
Female gives the classic 'quack-quack-quack', descending in pitch. Male utters soft nasal 'raeb-raeb'. Both give a high 'gag-gag-gag' when alarmed or taking flight.
Geographic Range & Migration
Maned Duck
Found in wetlands of East Africa; largely sedentary with some local seasonal movements following water availability.
Mallard
Native across the Northern Hemisphere in North America, Europe, and Asia. Introduced to Australia and New Zealand.
保全状況
Maned Duck
Mallard
How to Tell Them Apart
Maned Duck
Males have brownish head with short dark mane; gray body with fine vermiculations and chestnut breast spots. Females brown with white supercilium and white chin. Both show white speculum in …
Mallard
Breeding males have an iridescent green head, white neck ring, chestnut breast, and grey body. Females are mottled brown. Both sexes show a blue speculum bordered by white.
Broad, flat bill — yellow-green in males, orange-brown in females
About These Birds
Maned Duck
オーストラリアンウッドダックはオーストラリア全土に分布するカモです。雄は暗褐色の頭部と細かい模様の羽毛が特徴的です。草地や農地に隣接した湿地、池、川に生息します。草、種子、昆虫を採食します。木の洞に営巣します。
Mallard
世界で最も一般的なカモ。雄は光沢のある緑色の頭、白い首輪、栗色の胸が特徴。体長50〜65cm。ほぼ世界中の湖、川、池、湿地に生息。雑食性で植物や無脊椎動物を食べる。多くの家禽カモの祖先。低危険種。