Lesser Nighthawk vs White-tailed Nightjar
Chordeiles acutipennis 비교 대상 Hydropsalis cayennensis
Side-by-Side Comparison
| 속성 | Lesser Nighthawk | White-tailed Nightjar |
|---|---|---|
| 학명 | Chordeiles acutipennis | Hydropsalis cayennensis |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Caprimulgidae | Caprimulgidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 33.0 cm (13.0 in) | 27.3 cm (10.7 in) |
| 체중 | 50.0 g (1.76 oz) | 35.75 g (1.26 oz) |
| 식성 | Hawks small flying insects at dusk and dawn over North and South American arid scrub … | Aerial insectivore; catches moths, beetles, and flying insects at night over South American open and … |
| 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
White-tailed Nightjar
Rapid, whirring trill; 'churrrr' repeated with nasal quality; calls from open savanna and grassland at dusk; alarm a sharp bark; males display low over ground
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.
White-tailed Nightjar
Resident of open savanna and forest edge from Costa Rica through Colombia and Venezuela to the Guianas and northern Brazil; also Caribbean islands.
보전 상태
Lesser Nighthawk
White-tailed 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 …
White-tailed Nightjar
Male brown and grey mottled; white outer tail feathers diagnostic; white throat; small white wing spots; female has buff outer tail feathers and lacks white wing spots; scrubby savanna habitats.
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.
White-tailed Nightjar
흰미끄러지기칼은 남아메리카 북부 지역에 서식하는 쏙독새 종류이다. 갈색과 회색의 얼룩무늬 깃털로 낮 동안 나무 위에서 위장하여 숨는다. 야행성으로 밤에 날아다니며 곤충을 잡아먹고 특유의 울음소리를 낸다.