Donaldson Smith's Nightjar vs Heinrich's Nightjar
Caprimulgus donaldsoni 비교 대상 Eurostopodus diabolicus
Side-by-Side Comparison
| 속성 | Donaldson Smith's Nightjar | Heinrich's Nightjar |
|---|---|---|
| 학명 | Caprimulgus donaldsoni | Eurostopodus diabolicus |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Caprimulgidae | Caprimulgidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 26.0 cm (10.2 in) | 39.9 cm (15.7 in) |
| 체중 | 29.75 g (1.05 oz) | 104.0 g (3.67 oz) |
| 식성 | Nocturnal insect hawker feeding on moths, beetles, and flying crickets; hunts in buoyant coursing flight. | Nocturnal aerial insectivore; catches moths and beetles in flight over Sulawesi forest; poorly known. |
| 산란 수 | 2 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Donaldson Smith's Nightjar
Soft, rapid churring; thin 'trrrr' at moderate pitch; small size produces lighter call; calls from dry African scrub at night; poorly known vocalizations
Heinrich's Nightjar
Haunting, hollow 'ku-WOO' repeated rhythmically; deep resonant quality; distinctive mournful whistle carrying through Sulawesi forest at night
Geographic Range & Migration
Donaldson Smith's Nightjar
Found across sub-Saharan Africa from Gabon south to South Africa. Common in woodland, forest edge, and gardens. Produces distinctive churring calls.
Heinrich's Nightjar
Endemic to Sulawesi, Indonesia; resident of montane forest; extremely rare and poorly known, with very few records.
보전 상태
Donaldson Smith's Nightjar
Heinrich's Nightjar
How to Tell Them Apart
Donaldson Smith's Nightjar
Small and compact; pale greyish-brown upperparts finely vermiculated blackish; narrow whitish supercilium; small white throat spot; underparts pale buff with faint barring; notably small size compared to African relatives.
Heinrich's Nightjar
Rufous-brown and dark brown mottled with buff vermiculations; large pale buff throat patch; pale buff supercilium; no white wing markings; tail darkly barred brown and buff. Poorly known; Sulawesi endemic.
About These Birds
Donaldson Smith's Nightjar
소말리아, 에티오피아, 케냐의 건조한 덤불과 반건조 관목지대에 사는 소형 쏙독새(20-22 cm). 창백한 회갈색 깃털을 가진다. 야행성 곤충 포식자다. 미국 탐험가 도날드슨 스미스의 이름을 따서 명명되었으며, 야생에서 연구가 부족하다.
Heinrich's Nightjar
술라웨시 고유의 숲과 숲 가장자리에 서식하는 중형 쏙독새(~104g). 악마야행소쏙독새라고도 불린다. 관심필요종.