Stockente vs White-headed Duck
Anas platyrhynchos verglichen mit Oxyura leucocephala
Side-by-Side Comparison
| Merkmal | Stockente | White-headed Duck |
|---|---|---|
| Wissenschaftlicher Name | Anas platyrhynchos | Oxyura leucocephala |
| Ordnung | Anseriformes | Anseriformes |
| Familie | Anatidae | Anatidae |
| Erhaltungsstatus | Least Concern | Endangered |
| Länge | 58,0 cm (22.8 in) | — |
| Flügelspannweite | 90,0 cm (35.4 in) | 29,7 cm (11.7 in) |
| Gewicht | 1100,0 g (38.80 oz) | 705,0 g (24.87 oz) |
| Ernährung | Omnivorous — aquatic plants, seeds, insects, crustaceans, and mollusks. Feeds by dabbling, upending, and grazing … | Dives for aquatic invertebrates, seeds, and plant roots in Mediterranean and Central Asian wetlands. Critically … |
| Gelegegröße | 4-18 | 3-10 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Stockente
Nearly any wetland habitat including lakes, rivers, ponds, marshes, estuaries, and urban park ponds.
Song & Call Comparison
Stockente
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.
White-headed Duck
Male produces a mechanical, rapid bill-drumming; female gives a harsh, grating quack. The drumming staccato display is the same pattern as other Oxyura stiff-tails; heard on Eurasian steppe lakes.
Geographic Range & Migration
Stockente
Native across the Northern Hemisphere in North America, Europe, and Asia. Introduced to Australia and New Zealand.
White-headed Duck
Breeds in Spain, Turkey, central Asia, and Mongolia. Winters in the Mediterranean, the Middle East, and northern India. Globally endangered.
Erhaltungsstatus
Stockente
White-headed Duck
How to Tell Them Apart
Stockente
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
White-headed Duck
Male has entirely white head with small black crown patch, rich chestnut-brown body, and large bulbous powder-blue bill. Female is brown with pale whitish face divided by dark streak across …
About These Birds
Stockente
Die Stockente ist die Stammform der meisten Hausentenrassen und die häufigste und am weitesten verbreitete Schwimmente der Welt. Erpel zeigen aufwendige Balzrituale, darunter Kopfnicken und pfeifend-grunzende Rufe. Stockenten sind äußerst anpassungsfähig und gedeihen sowohl in der Wildnis als auch in städtischen Lebensräumen.
White-headed Duck
A stiff-tailed duck (~705 g) of family Anatidae, males with a distinctive white head and swollen blue bill. Breeds on brackish and freshwater lakes in Spain and Central Asia; winters in Mediterranean and Central Asian wetlands. Dives for aquatic vegetation and invertebrates. Endangered due to hunting, hybridization with introduced Ruddy Duck, and wetland loss.