セキセイインコ vs Mallard
Melopsittacus undulatus 比較対象 Anas platyrhynchos
Side-by-Side Comparison
| 属性 | セキセイインコ | Mallard |
|---|---|---|
| 学名 | Melopsittacus undulatus | Anas platyrhynchos |
| 目 | Psittaciformes | Anseriformes |
| 科 | Psittaculidae | Anatidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | 18.0 cm (7.1 in) | 58.0 cm (22.8 in) |
| 翼開長 | 30.0 cm (11.8 in) | 90.0 cm (35.4 in) |
| 体重 | 30.0 g (1.06 oz) | 1100.0 g (38.80 oz) |
| 食性 | Primarily grass seeds and other small seeds. In the wild, feeds on the ground in … | Omnivorous — aquatic plants, seeds, insects, crustaceans, and mollusks. Feeds by dabbling, upending, and grazing … |
| 一腹卵数 | 4-6 | 4-18 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
セキセイインコ
Open grasslands, scrublands, and woodland in the Australian interior. Nomadic, following rainfall and seeding events.
Mallard
Nearly any wetland habitat including lakes, rivers, ponds, marshes, estuaries, and urban park ponds.
Song & Call Comparison
セキセイインコ
A rising, chattering 'budgerigar' chatter: rapid series of 'chek-chek-chek' and melodic warbling. Enormous wild flocks produce a continuous roaring chorus. Good vocal mimics in captivity.
Mallard
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
セキセイインコ
Interior of Australia, especially arid and semi-arid regions. One of the most popular pet birds worldwide.
Mallard
Native across the Northern Hemisphere in North America, Europe, and Asia. Introduced to Australia and New Zealand.
保全状況
セキセイインコ
Mallard
How to Tell Them Apart
セキセイインコ
Wild-type is green with yellow head and barred black scalloping on upperparts. Captive-bred varieties include blue, white, yellow, and many other colors.
Short, downward-curved, olive-grey bill typical of parakeets
Mallard
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