Lesser Nighthawk vs Todd's Nightjar
Chordeiles acutipennis 비교 대상 Setopagis heterura
Side-by-Side Comparison
| 속성 | Lesser Nighthawk | Todd's Nightjar |
|---|---|---|
| 학명 | Chordeiles acutipennis | Setopagis heterura |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Caprimulgidae | Caprimulgidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 33.0 cm (13.0 in) | 27.8 cm (10.9 in) |
| 체중 | 50.0 g (1.76 oz) | 36.5 g (1.29 oz) |
| 식성 | Hawks small flying insects at dusk and dawn over North and South American arid scrub … | Aerial insectivore; catches moths and beetles in nocturnal flight over South American savanna and scrub. |
| 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
Todd's Nightjar
Rapid churring trill; nasal 'trrr-trrr' phrases repeated at dusk; calls from savanna and open woodland; poorly documented; higher-pitched than most Setopagis
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.
Todd's Nightjar
Resident of open woodland and savanna in Colombia, Venezuela, Trinidad, and the Guianas; also found in adjacent northern Brazil.
보전 상태
Lesser Nighthawk
Todd's Nightjar
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 …
Todd's Nightjar
Brown and grey mottled with dark vermiculations; white throat patch in male; white spots on outer tail feathers in male; buff on throat and tail in female; no white wing …
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.
Todd's Nightjar
A small Caprimulgidae nightjar (~37 g) of open woodland and savanna in Trinidad and the Llanos of Venezuela and Colombia. Cryptically patterned brown-and-buff; white throat mark visible. Nocturnal; calls persistently at night. Feeds on flying insects. Similar to Spot-tailed but distinguished by call and range. Least Concern.