Puerto Rican Nightjar vs Heinrich's Nightjar
Antrostomus noctitherus 비교 대상 Eurostopodus diabolicus
Side-by-Side Comparison
| 속성 | Puerto Rican Nightjar | Heinrich's Nightjar |
|---|---|---|
| 학명 | Antrostomus noctitherus | Eurostopodus diabolicus |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Caprimulgidae | Caprimulgidae |
| 보전 상태 | Vulnerable | Least Concern |
| 체장 | — | — |
| 날개 폭 | 26.5 cm (10.4 in) | 39.9 cm (15.7 in) |
| 체중 | 35.99 g (1.27 oz) | 104.0 g (3.67 oz) |
| 식성 | Catches large flying insects, especially moths, at night over Puerto Rican dry limestone forest; endangered. | Nocturnal aerial insectivore; catches moths and beetles in flight over Sulawesi forest; poorly known. |
| 산란 수 | 1-2 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Puerto Rican Nightjar
Sharp 'took' or 'took-WHEEER'; distinctive two-note call; calls from dry coastal forest of Puerto Rico; endangered; calls less frequently than mainland relatives
Heinrich's Nightjar
Haunting, hollow 'ku-WOO' repeated rhythmically; deep resonant quality; distinctive mournful whistle carrying through Sulawesi forest at night
Geographic Range & Migration
Puerto Rican Nightjar
Endemic to Puerto Rico; critically endangered resident of karst limestone scrub and dry forest in the southwestern part of the island.
Heinrich's Nightjar
Endemic to Sulawesi, Indonesia; resident of montane forest; extremely rare and poorly known, with very few records.
보전 상태
Puerto Rican Nightjar
Heinrich's Nightjar
How to Tell Them Apart
Puerto Rican Nightjar
Small; grey-brown and buff mottled above with dark vermiculations; white gorget in male; pale buff barred underparts; white outer tail spots in male; buff tail in female; critically small range …
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
Puerto Rican Nightjar
푸에르토리코 나이트자는 푸에르토리코에 서식하는 매우 희귀한 고유종 나이트자입니다. 석회암 지대와 건조한 숲에만 서식하며, 개체 수가 매우 적어 멸종위기에 처해 있습니다.
Heinrich's Nightjar
술라웨시 고유의 숲과 숲 가장자리에 서식하는 중형 쏙독새(~104g). 악마야행소쏙독새라고도 불린다. 관심필요종.