Sand-colored Nighthawk vs Spotted Nightjar
Chordeiles rupestris 비교 대상 Eurostopodus argus
Side-by-Side Comparison
| 속성 | Sand-colored Nighthawk | Spotted Nightjar |
|---|---|---|
| 학명 | Chordeiles rupestris | Eurostopodus argus |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Caprimulgidae | Caprimulgidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 32.9 cm (13.0 in) | 42.7 cm (16.8 in) |
| 체중 | 52.25 g (1.84 oz) | 102.5 g (3.62 oz) |
| 식성 | Aerial insectivore; hawks insects over South American river sandbars and open areas, often in flocks. | Aerial insectivore; hawks large moths, beetles, and flying insects at dusk and dawn over Australian … |
| 산란 수 | 2 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Sand-colored Nighthawk
Nasal, buzzy 'bzeent' calls; short buzzing trills; colonial roosters produce chorus of soft chirring notes; calls from sandy riverbanks at dusk
Spotted Nightjar
Loud churring 'good-lord-deliver-us' repeated at dusk; melodic bubbling quality; also emits hollow 'cow-cow-cow' series and soft frog-like croaking
Geographic Range & Migration
Sand-colored Nighthawk
Resident of sandy riverbanks and open savanna in the Amazon and Orinoco basins of Venezuela, Colombia, Peru, and Brazil.
Spotted Nightjar
Resident and partial migrant of open woodland, grassland, and scrub across mainland Australia and migrating to New Guinea and Indonesia in winter.
보전 상태
Sand-colored Nighthawk
Spotted Nightjar
How to Tell Them Apart
Sand-colored Nighthawk
Pale sandy-buff overall with dark brown vermiculations; white throat and lower underparts; bold white wing bar; white tail with dark terminal band; paler coloration than other nighthawks suits sandy riverbank …
Spotted Nightjar
Cryptically mottled grey-brown, rufous, and black with intricate vermiculations; distinctive large white spots on wing coverts; white throat patch; no white in wings or tail. Sexes similar with slight pattern …
About These Birds
Sand-colored Nighthawk
모래색나이트호크(Chordeiles rupestris)는 아마존 강변의 모래톱과 강가에 서식하는 나이트호크입니다. 창백한 모래색 깃털이 서식지와 잘 어우러지며, 낮에는 모래 위에서 휴식합니다.
Spotted Nightjar
호주 개방 삼림, 스피니펙스 초원, 반건조 덤불에 서식하는 중형 쏙독새(~103g). 눈점박이야행소쏙독새라고도 불린다. 관심필요종.