Mute Swan vs Australasian Shoveler
Cygnus olor เปรียบเทียบกับ Spatula rhynchotis
Side-by-Side Comparison
| คุณสมบัติ | Mute Swan | Australasian Shoveler |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Cygnus olor | Spatula rhynchotis |
| อันดับ | Anseriformes | Anseriformes |
| วงศ์ตระกูล | Anatidae | Anatidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | 152.0 cm (59.8 in) | — |
| กว้างปีก | 235.0 cm (92.5 in) | 44.8 cm (17.6 in) |
| น้ำหนัก | 11000.0 g (388.01 oz) | 678.0 g (23.92 oz) |
| อาหาร | Submerged aquatic vegetation, algae, and grass. Feeds by upending in shallow water, reaching depths of … | Feeds on aquatic invertebrates, seeds, and plant material; dabbles in shallow freshwater; diet seasonally variable. |
| จำนวนไข่ | 5-7 | 5-13 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Mute Swan
Lakes, slow rivers, estuaries, and coastal lagoons. Often associated with parks and ornamental waters in Europe.
Australasian Shoveler
Freshwater and brackish wetlands, lakes, and marshes across southern and eastern Australia and New Zealand. Nomadic in Australia; follows seasonal flooding. Often on permanent lakes and coastal lagoons.
Song & Call Comparison
Mute Swan
Despite its name, not truly mute: gives hissing snorts and low grunting when threatened. Wings produce a loud rhythmic whistling throbbing sound in flight.
Australasian Shoveler
Male emits a soft, muffled tok; female gives a series of rapid, descending quacks. The female's characteristic quacking laugh is similar to the Northern Shoveler but slightly lower pitched.
Geographic Range & Migration
Mute Swan
Native to Europe and western Asia. Introduced to North America, South Africa, Australia, and New Zealand.
Australasian Shoveler
Breeds in central Asia; winters mainly in South and Southeast Asia, with some birds reaching eastern Africa.
สถานะการอนุรักษ์
Mute Swan
Australasian Shoveler
How to Tell Them Apart
Mute Swan
All-white plumage in adults. Cygnets are grey-brown, gradually whitening over the first year. Graceful S-curved neck posture is distinctive.
Orange bill with a prominent black knob at the base, larger in males
Australasian Shoveler
Males have slate-blue head with white crescent before eye; rich rufous-brown below with white breast spot. Blue forewing and green speculum. Females mottled brown. Long spatulate bill bluish-gray. Dimorphic.
About These Birds
Mute Swan
The mute swan is one of the heaviest flying birds, with males weighing up to 14 kg. Despite its name, it is not truly mute, producing hissing, grunting, and snorting sounds. Mute swans form lifelong pair bonds and their aggressive defense of nesting territory is well known.
Australasian Shoveler
A medium-sized shoveler with the distinctive large bill. Males are brownish with blue-grey wing patches and white facial crescent; females are mottled brown. Found in Australia and New Zealand. Nomadic within Australia; follows seasonal inland flooding.