Lesser Nighthawk vs Least Nighthawk
Chordeiles acutipennis 비교 대상 Chordeiles pusillus
Side-by-Side Comparison
| 속성 | Lesser Nighthawk | Least Nighthawk |
|---|---|---|
| 학명 | Chordeiles acutipennis | Chordeiles pusillus |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Caprimulgidae | Caprimulgidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 33.0 cm (13.0 in) | 25.0 cm (9.8 in) |
| 체중 | 50.0 g (1.76 oz) | 29.733333333333334 g (1.05 oz) |
| 식성 | Hawks small flying insects at dusk and dawn over North and South American arid scrub … | Catches small flying insects in aerial pursuit over South American scrub and open areas; crepuscular. |
| 산란 수 | 1-2 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Lesser Nighthawk
Loud purring trill; buzzy 'brrrrr' given in flight; lower and softer than Common Nighthawk; males display with booming wingbeats; calls at dusk over deserts
Least Nighthawk
High-pitched, buzzy trill; thin 'pee-pee-pee' series; soft churring from ground; tiny size matched by high, reedy call quality; rarely loud
Geographic Range & Migration
Lesser Nighthawk
Breeds in open arid scrub from southwestern USA south through Central America to western South America; winters in Mexico and northern South America.
Least Nighthawk
Resident of open savanna and cerrado in interior South America from Venezuela and the Guianas south to Bolivia and central Brazil.
보전 상태
Lesser Nighthawk
Least Nighthawk
How to Tell Them Apart
Lesser Nighthawk
Brown and buff mottled above; buff-white below with brown barring; white throat in male; white wing bar closer to wingtip than in Common Nighthawk; buff tail band. Female with buff …
Least Nighthawk
Smallest Chordeiles; brown and buff mottled above; pale buff underparts with dark barring; small white throat patch in male; narrow white wing bar; white or buff tail spots. Female has …
About These Birds
Lesser Nighthawk
소쏙독새(Chordeiles acutipennis)는 북아메리카 남부부터 남아메리카 북부까지 분포하는 야행성 새입니다. 날개에 흰 무늬가 있으며, 열린 서식지와 건조 지역을 선호합니다. 비행 중에 곤충을 포획합니다.
Least Nighthawk
소형나이트호크(Chordeiles pusillus)는 브라질과 볼리비아, 파라과이 동부에 서식하는 작은 나이트호크입니다. 황갈색 무늬의 깃털을 가지며, 세라도와 같은 건조 사바나 지역에 서식합니다.