Crested Duck
Lophonetta specularioides
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เกี่ยวกับเรา
A large grey-brown Andean duck with a slightly shaggy crest on the nape, long neck, and bronze-and-black speculum. Found along fast-flowing Andean rivers and high-altitude lakes. Highly territorial; pairs defend stretches of river or lakeshores. Feeds by dabbling and upending.
Physical Description
| Measurement | Value | Imperial |
|---|---|---|
| กว้างปีก | 53.8 cm | 21.2 in |
| น้ำหนัก | 941.3833333333333 g | 33.21 oz |
การยืนยันชนิดพันธุ์
ขนนก
Brown body with dark streaking; long pointed crest on hindcrown. Face and throat pale with dark eye patch. Iridescent purple-bronze speculum bordered white. Bill and legs grayish. Sexes similar. Andean and coastal.
Habitat & Range
Fast-flowing Andean rivers, lakes, and puna wetlands from sea level to 4,500 m in Peru, Bolivia, Chile, Argentina, and the Falkland Islands. Occupies both coastal and high-altitude wetland habitats.
อาณาเขตทางภูมิศาสตร์
Breeds across Eurasia; winters in sub-Saharan Africa. One of the most abundant Palearctic ducks on the African wintering grounds.
Diet & Feeding
Feeds on seeds and aquatic invertebrates; dabbles in ponds and marshes; diet more invertebrate-heavy in breeding season.
สถานะการอนุรักษ์
พฤติกรรมและการผสมพันธุ์
การทำรัง
Incubation: 30 days. Fledging: 70-77 days.
จำนวนไข่
5-8
เสียง
เสียงร้อง
Produces a harsh, rattling call and loud hissing alarm notes. Both sexes vocalize with grating, nasal croaking sounds echoing across Andean rocky shores and rivers.
อนุกรมวิทยา
| Kingdom | Animalia |
| Phylum | Chordata |
| Class | Aves |
| อันดับ | Anseriformes (Waterfowl) |
| วงศ์ตระกูล | Anatidae (Ducks, Geese & Swans) |
| Genus | Lophonetta |
| ชนิดพันธุ์ | Lophonetta specularioides |
Distribution
Crested Duck has been recorded in 2 countries.
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External Databases
คำถามที่พบบ่อย
What does the Crested Duck eat?
Where does the Crested Duck live?
Is the Crested Duck endangered?
How does the Crested Duck nest?
What does the Crested Duck sound like?
How big is the Crested Duck?
What order and family does the Crested Duck belong to?
Similar Birds
Other species in the Anatidae family