Red Crossbill
Loxia curvirostra
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<birdfyi-bird slug="loxia-curvirostra"></birdfyi-bird>The Red Crossbill (Loxia curvirostra) is a bird species in the family Fringillidae (finches), within the order Passeriformes (songbirds). Recorded measurements include a wingspan of 19.2 cm and a weight of 33.8 g. The IUCN Red List classifies it as Least Concern.
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について
北半球の針葉樹林に広く分布するフィンチ（体長14〜17cm）。上下にずれて交差した嘴が最大の特徴で、特に松ぼっくりの種子を取り出すために進化した。Loxia curvirostra（イスカ）は種子の豊凶によって不規則に各地へ移動し、日本でも不定期に飛来する。繁殖地は固定せず種子のある場所に移動して繁殖する。Fringillidae科。
Physical Description
| Measurement | Value | Imperial |
|---|---|---|
| 翼開長 | 19.2 cm | 7.6 in |
| 体重 | 33.824999999999996 g | 1.19 oz |
Habitat & Range
保全状況
行動と繁殖
営巣
Nest type: CP. Incubation: 12-16 days. Fledging: 15-35 days.
一腹卵数
2-4
分類学
| Kingdom | Animalia |
| Phylum | Chordata |
| Class | Aves |
| 目 | Passeriformes (Songbirds) |
| 科 | Fringillidae (Finches) |
| Genus | Loxia |
| 種 | Loxia curvirostra |
Distribution
Red Crossbill has been recorded in 7 countries.
countries highlighted
External Databases
よくある質問
Is the Red Crossbill endangered?
How does the Red Crossbill nest?
How big is the Red Crossbill?
What order and family does the Red Crossbill belong to?
Similar Birds
Other species in the Fringillidae family