Cape Barren Goose vs Stockente
Cereopsis novaehollandiae verglichen mit Anas platyrhynchos
Side-by-Side Comparison
| Merkmal | Cape Barren Goose | Stockente |
|---|---|---|
| Wissenschaftlicher Name | Cereopsis novaehollandiae | Anas platyrhynchos |
| Ordnung | Anseriformes | Anseriformes |
| Familie | Anatidae | Anatidae |
| Erhaltungsstatus | Least Concern | Least Concern |
| Länge | — | 58,0 cm (22.8 in) |
| Flügelspannweite | 94,2 cm (37.1 in) | 90,0 cm (35.4 in) |
| Gewicht | 3816,6666666666665 g (134.63 oz) | 1100,0 g (38.80 oz) |
| Ernährung | Grazes aquatic vegetation and submerged plants; largest Southern Hemisphere swan; winters on estuaries eating eelgrass … | Omnivorous — aquatic plants, seeds, insects, crustaceans, and mollusks. Feeds by dabbling, upending, and grazing … |
| Gelegegröße | 3-6 | 4-18 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Cape Barren Goose
Open grasslands, heathlands, and low scrub on offshore islands and coastal mainland of southern Australia. Grazes in open areas. Nests on the ground. Largely sedentary with some mainland movements in winter.
Stockente
Nearly any wetland habitat including lakes, rivers, ponds, marshes, estuaries, and urban park ponds.
Song & Call Comparison
Cape Barren Goose
A loud, grunting 'honk-honk' from both sexes. The Cape Barren Goose gives pig-like grunting and cackling sounds. Not musical; its calls are distinctive but harsh.
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.
Geographic Range & Migration
Cape Barren Goose
Breeds in northern North America; winters in the Great Basin, Great Plains, and coastal areas of the contiguous United States.
Stockente
Native across the Northern Hemisphere in North America, Europe, and Asia. Introduced to Australia and New Zealand.
Erhaltungsstatus
Cape Barren Goose
Stockente
How to Tell Them Apart
Cape Barren Goose
Pale ash-gray plumage with small dark spots on wing coverts. Head whitish-gray. Bill short with prominent lime-green cere. Legs and feet pinkish-red. Sexes similar; one of few native Australian geese.
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
About These Birds
Cape Barren Goose
A large pale grey goose with a distinctive lime-green cere at the base of its short dark bill and pink legs. Endemic to southern Australia. Grazes on grasses and low scrub on offshore islands. Territorial and aggressive; pairs hold year-round territories. Can survive without fresh water.
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.