Sickle-winged Nightjar
Eleothreptus anomalus
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<birdfyi-bird slug="eleothreptus-anomalus"></birdfyi-bird>The Sickle-winged Nightjar (Eleothreptus anomalus) is a bird species in the family Caprimulgidae (nightjars), within the order Caprimulgiformes (nightjars & swifts). Recorded measurements include a wingspan of 25.8 cm and a weight of 43.7 g. The IUCN Red List classifies it as Vulnerable.
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について
湿地のパンパに生息するカマ翼ヨタカで、鎌状の翼が特徴的。危急種に指定されている。
Physical Description
| Measurement | Value | Imperial |
|---|---|---|
| 翼開長 | 25.8 cm | 10.2 in |
| 体重 | 43.7 g | 1.54 oz |
識別
羽毛
Male with extraordinarily elongated sickle-shaped outer primaries; dark brown with buff mottling; white throat and wing spots. Female brown with buff spots; normal wing shape; male wing shape unique among nightjars.
Habitat & Range
分布域
Resident of open marshland, wet grassland, and savanna from Paraguay and adjacent Bolivia south to Uruguay and northeastern Argentina.
Diet & Feeding
Aerial insectivore; hawks moths and beetles at night over South American wet grassland and marshes.
保全状況
行動と繁殖
一腹卵数
2
鳴き声
さえずり
Soft churring call; low-pitched, repetitive trill from grassland; males produce distinctive wing noise in display flight; vocalizations quiet compared to wing sounds
分類学
| Kingdom | Animalia |
| Phylum | Chordata |
| Class | Aves |
| 目 | Caprimulgiformes (Nightjars & Swifts) |
| 科 | Caprimulgidae (Nightjars) |
| Genus | Eleothreptus |
| 種 | Eleothreptus anomalus |
Distribution
Sickle-winged Nightjar has been recorded in 1 countries.
countries highlighted
External Databases
よくある質問
What does the Sickle-winged Nightjar eat?
Where does the Sickle-winged Nightjar live?
Is the Sickle-winged Nightjar endangered?
What does the Sickle-winged Nightjar sound like?
How big is the Sickle-winged Nightjar?
What order and family does the Sickle-winged Nightjar belong to?
Similar Birds
Other species in the Caprimulgidae family