European Robin vs Mute Swan
Erithacus rubecula 比較対象 Cygnus olor
Side-by-Side Comparison
| 属性 | European Robin | Mute Swan |
|---|---|---|
| 学名 | Erithacus rubecula | Cygnus olor |
| 目 | Passeriformes | Anseriformes |
| 科 | Muscicapidae | Anatidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | 14.0 cm (5.5 in) | 152.0 cm (59.8 in) |
| 翼開長 | 21.0 cm (8.3 in) | 235.0 cm (92.5 in) |
| 体重 | 18.0 g (0.63 oz) | 11000.0 g (388.01 oz) |
| 食性 | Insects, worms, and berries. Often follows gardeners and large animals to catch invertebrates disturbed from … | Submerged aquatic vegetation, algae, and grass. Feeds by upending in shallow water, reaching depths of … |
| 一腹卵数 | 4-7 | 5-7 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
European Robin
Woodlands, hedgerows, parks, and gardens across Europe. Remarkably tame around humans, especially in Britain.
Mute Swan
Lakes, slow rivers, estuaries, and coastal lagoons. Often associated with parks and ornamental waters in Europe.
Song & Call Comparison
European Robin
Exquisite, melancholic melody of thin whistled phrases, rising and falling softly. Rich, warbling song year-round; both sexes sing. Alarm call is a sharp 'tic-tic-tic'.
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.
Geographic Range & Migration
European Robin
Europe, western Asia, and parts of North Africa. Northern populations migrate south in winter; western European populations are largely resident.
Mute Swan
Native to Europe and western Asia. Introduced to North America, South Africa, Australia, and New Zealand.
保全状況
European Robin
Mute Swan
How to Tell Them Apart
European Robin
Olive-brown upperparts with a warm orange-red breast and face bordered by grey. White belly and undertail coverts.
Thin, pointed dark brown bill
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
About These Birds
European Robin
イギリスの非公式の国鳥で、縄張り意識が強く、一年中さえずる。民話では鳥の中の特別な地位を持つ。
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.