Emu vs House Sparrow
Dromaius novaehollandiae 比較対象 Passer domesticus
Side-by-Side Comparison
| 属性 | Emu | House Sparrow |
|---|---|---|
| 学名 | Dromaius novaehollandiae | Passer domesticus |
| 目 | Casuariiformes | Passeriformes |
| 科 | Dromaiidae | Passeridae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | 175.0 cm (68.9 in) | 16.0 cm (6.3 in) |
| 翼開長 | 20.0 cm (7.9 in) | 25.0 cm (9.8 in) |
| 体重 | 45000.0 g (1587.33 oz) | 30.0 g (1.06 oz) |
| 食性 | Plants, seeds, fruits, flowers, and insects. Swallows large stones and charcoal to grind food in … | Primarily seeds and grains, supplemented with insects during breeding season. Readily exploits human food scraps … |
| 一腹卵数 | 5-24 | 1-8 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Emu
Open grasslands, savanna woodlands, scrublands, and semi-arid plains across Australia. Avoids dense forest and true desert.
House Sparrow
Closely associated with human habitation. Found in cities, towns, farms, and any built environment. Rarely found far from people.
Song & Call Comparison
Emu
Deep, resonant booming grunt 'e-moo', often repeated 3 times. Females give a deep drumming call produced by an inflatable throat pouch. Generally low-pitched and far-carrying.
House Sparrow
Monotonous series of chirping 'cheep' and 'chirrup' notes. Male gives 'chilp' song repeatedly. Flocks produce constant chirping chatter. No melodic song; purely functional calls.
Geographic Range & Migration
Emu
Throughout mainland Australia. Absent from Tasmania, where the Tasmanian emu was driven to extinction by 1850.
House Sparrow
Native to Europe, Asia, and North Africa. Introduced to every continent except Antarctica, making it the most widely distributed wild bird.
保全状況
Emu
House Sparrow
How to Tell Them Apart
Emu
Shaggy grey-brown plumage with double-shafted feathers giving a loose, hair-like appearance. Bare blue skin on the face and neck.
Broad, flat, dark grey bill
House Sparrow
Males have grey crowns, chestnut napes, black bibs, and streaked brown backs. Females and juveniles are plain buffy-brown with a pale eyebrow stripe.
Short, stout, conical bill — black in breeding males, yellowish in non-breeding
About These Birds
Emu
オーストラリア固有の世界第二位の大型鳥類。1932年の「エミュー戦争」で知られる。飛べないが速く走れる。
House Sparrow
スズメは人間の居住地に最も密接に関連する鳥の一つで、世界で最も広く分布する鳥種の一つ。原産地はヨーロッパ・アジアだが、人間とともに世界中に持ち込まれた。