Lesser Nighthawk vs Bahian Nighthawk
Chordeiles acutipennis 비교 대상 Nyctiprogne vielliardi
Side-by-Side Comparison
| 속성 | Lesser Nighthawk | Bahian Nighthawk |
|---|---|---|
| 학명 | Chordeiles acutipennis | Nyctiprogne vielliardi |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Caprimulgidae | Caprimulgidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 33.0 cm (13.0 in) | 25.4 cm (10.0 in) |
| 체중 | 50.0 g (1.76 oz) | 41.0 g (1.45 oz) |
| 식성 | Hawks small flying insects at dusk and dawn over North and South American arid scrub … | Aerial insectivore foraging over Brazilian rocky rivers and adjacent savanna; poorly known. |
| 산란 수 | 1-2 | 2 |
| 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
Bahian Nighthawk
Thin, buzzy trilling call over Brazilian rivers; high-pitched 'tzeee-tzeee' series; calls in low flight over water; similar to Band-tailed but higher and sharper
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.
Bahian Nighthawk
Endemic to northeastern Brazil (Bahia state); resident of open woodland and gallery forest along rivers; rare and localised.
보전 상태
Lesser Nighthawk
Bahian 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 …
Bahian Nighthawk
Dark brown with buff and rufous speckles above; pale buff below with brown barring; white tail band; male with white throat patch; no white wing bar; recently described species from …
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.
Bahian Nighthawk
A small Caprimulgidae nighthawk (~41 g) of the São Francisco River valley in the state of Bahia, Brazil. Closely related to the Band-tailed Nighthawk; restricted to riverine habitats with open sandy banks. Roosts and forages near rocky rivers. Diet consists of small flying insects. Least Concern.