Common Nightingale vs Mallard
Luscinia megarhynchos 比較対象 Anas platyrhynchos
Side-by-Side Comparison
| 属性 | Common Nightingale | Mallard |
|---|---|---|
| 学名 | Luscinia megarhynchos | Anas platyrhynchos |
| 目 | Passeriformes | Anseriformes |
| 科 | Muscicapidae | Anatidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | 16.5 cm (6.5 in) | 58.0 cm (22.8 in) |
| 翼開長 | 25.0 cm (9.8 in) | 90.0 cm (35.4 in) |
| 体重 | 21.0 g (0.74 oz) | 1100.0 g (38.80 oz) |
| 食性 | Insects and larvae, supplemented with berries in autumn. Forages on or near the ground in … | Omnivorous — aquatic plants, seeds, insects, crustaceans, and mollusks. Feeds by dabbling, upending, and grazing … |
| 一腹卵数 | 4-5 | 4-18 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Common Nightingale
Dense thickets, scrub, and undergrowth in deciduous woodland. Prefers areas with thick ground cover near water.
Mallard
Nearly any wetland habitat including lakes, rivers, ponds, marshes, estuaries, and urban park ponds.
Song & Call Comparison
Common Nightingale
Considered Europe's finest songster: an extraordinarily rich, loud, flute-like melody of bubbling trills, slow whistles, and a distinctive crescendo 'lu-lu-lu'. Sings day and night.
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
Common Nightingale
Breeds in Europe and western Asia. Winters in sub-Saharan Africa. A long-distance migrant crossing the Sahara.
Mallard
Native across the Northern Hemisphere in North America, Europe, and Asia. Introduced to Australia and New Zealand.
保全状況
Common Nightingale
Mallard
How to Tell Them Apart
Common Nightingale
Plain warm brown upperparts with a rufous-chestnut tail. Pale greyish-white underparts. Unremarkable appearance belies its remarkable voice.
Thin, pointed, dark brown bill
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
About These Birds
Common Nightingale
サヨナキドリ（Luscinia megarhynchos）— ヨーロッパ・中央アジアに分布し、アフリカで越冬する。夜間にも聴こえる複雑で豊かな歌声で知られる。
Mallard
世界で最も一般的なカモ。雄は光沢のある緑色の頭、白い首輪、栗色の胸が特徴。体長50〜65cm。ほぼ世界中の湖、川、池、湿地に生息。雑食性で植物や無脊椎動物を食べる。多くの家禽カモの祖先。低危険種。