Eurasian Wren vs House Sparrow
Troglodytes troglodytes 比較対象 Passer domesticus
Side-by-Side Comparison
| 属性 | Eurasian Wren | House Sparrow |
|---|---|---|
| 学名 | Troglodytes troglodytes | Passer domesticus |
| 目 | Passeriformes | Passeriformes |
| 科 | Troglodytidae | Passeridae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | 9.5 cm (3.7 in) | 16.0 cm (6.3 in) |
| 翼開長 | 15.0 cm (5.9 in) | 25.0 cm (9.8 in) |
| 体重 | 9.0 g (0.32 oz) | 30.0 g (1.06 oz) |
| 食性 | Insects and spiders, gleaned from dense vegetation, rock crevices, and bark. Active and restless forager. | Primarily seeds and grains, supplemented with insects during breeding season. Readily exploits human food scraps … |
| 一腹卵数 | 3-9 | 1-8 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Eurasian Wren
Dense undergrowth in woodlands, gardens, hedgerows, and rocky areas. Prefers tangled vegetation close to the ground.
House Sparrow
Closely associated with human habitation. Found in cities, towns, farms, and any built environment. Rarely found far from people.
Song & Call Comparison
Eurasian Wren
Extraordinarily loud for its tiny size: a rapid, powerful stream of trills, buzzes, and churring phrases. One of Europe's loudest songs by volume relative to body weight.
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
Eurasian Wren
Eurasia from Iceland and western Europe to Japan. The only wren species found outside the Americas.
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
Eurasian Wren
House Sparrow
How to Tell Them Apart
Eurasian Wren
Warm rufous-brown upperparts with fine dark barring. Pale buffy underparts with barred flanks. Short, often cocked tail.
Thin, slightly curved, dark brown 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
Eurasian Wren
ヨーロッパ最小クラスの鳥の一つで、体の大きさに不釣り合いな大きな声で鳴く。民話では鳥の王様とされる。
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。