South African Shelduck
Tadorna cana
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<birdfyi-bird slug="tadorna-cana"></birdfyi-bird>The South African Shelduck (Tadorna cana) is a bird species in the family Anatidae (ducks, geese & swans), within the order Anseriformes (waterfowl). Recorded measurements include a wingspan of 69 cm and a weight of 1.3 kg. The IUCN Red List classifies it as Least Concern.
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について
ケープシェルダックは南アフリカに固有のカモです。雄はオレンジ色の体と灰色の頭部が特徴的です。ダム、川、湿地、農地に生息し、草、種子、無脊椎動物を採食します。南アフリカで最もよく見られる大型カモの一つです。
Physical Description
| Measurement | Value | Imperial |
|---|---|---|
| 翼開長 | 69.0 cm | 27.2 in |
| 体重 | 1323.6666666666667 g | 46.69 oz |
識別
羽毛
Males have gray head and neck; rufous-brown body with white wing coverts and green speculum. Females similar but with white facial markings around bill and eye. Body rich rufous-chestnut. Endemic to southern Africa.
Habitat & Range
Inland freshwater and saline lakes, pans, dams, and rivers across southern Africa, primarily on the South African plateau, Lesotho, and Namibia. Nests in burrows dug by aardvark. Highly terrestrial for a shelduck.
分布域
Breeds in subarctic Eurasia and winters in sub-Saharan Africa, the Indian subcontinent, and Southeast Asia.
Diet & Feeding
Eats seeds, aquatic plants, and invertebrates; dabbles in shallow water; diet more invertebrate-heavy in breeding season.
保全状況
行動と繁殖
営巣
Nest type: CV,BU. Incubation: 30 days. Fledging: 60-75 days.
一腹卵数
4-11
鳴き声
さえずり
Male gives a whistled 'wheeu'; female gives a harsh, descending cackle. Calls from South African wetlands and vleis. Sexual dimorphism in call is strong.
分類学
| Kingdom | Animalia |
| Phylum | Chordata |
| Class | Aves |
| 目 | Anseriformes (Waterfowl) |
| 科 | Anatidae (Ducks, Geese & Swans) |
| Genus | Tadorna |
| 種 | Tadorna cana |
Distribution
South African Shelduck has been recorded in 7 countries.
countries highlighted
External Databases
よくある質問
What does the South African Shelduck eat?
Where does the South African Shelduck live?
Is the South African Shelduck endangered?
How does the South African Shelduck nest?
What does the South African Shelduck sound like?
How big is the South African Shelduck?
What order and family does the South African Shelduck belong to?
Similar Birds
Other species in the Anatidae family