Tawny-collared Nightjar vs Spotted Nightjar
Antrostomus salvini 비교 대상 Eurostopodus argus
Side-by-Side Comparison
| 속성 | Tawny-collared Nightjar | Spotted Nightjar |
|---|---|---|
| 학명 | Antrostomus salvini | Eurostopodus argus |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Caprimulgidae | Caprimulgidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 33.8 cm (13.3 in) | 42.7 cm (16.8 in) |
| 체중 | 56.0 g (1.98 oz) | 102.5 g (3.62 oz) |
| 식성 | Aerial insectivore; hawks moths and beetles at night over Central American forest and forest edge. | 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
Tawny-collared Nightjar
Loud 'WHEEP' or 'weet' repeated at intervals; sharp, whistled call; carries through Mexican highland forest; higher-pitched than Chuck-will's-widow; distinctive sharp quality
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
Tawny-collared Nightjar
Resident of tropical dry forest and scrub in eastern Mexico (Veracruz, Oaxaca, Tabasco) and northern Central America.
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
Tawny-collared Nightjar
Spotted Nightjar
How to Tell Them Apart
Tawny-collared Nightjar
Brown and buff mottled above; distinctive tawny-buff collar encircling hindneck diagnostic; white gorget in male; pale buff underparts with dark barring; white outer tail spots in male; Mexican dry forests.
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
Tawny-collared Nightjar
살빈 나이트자는 멕시코에서 파나마에 이르는 중앙아메리카의 숲에 서식합니다. 다른 나이트자와 마찬가지로 나무 색 보호색 깃털을 가지고 있으며, 밤에 '살빈' 소리와 같은 특징적인 울음소리를 냅니다.
Spotted Nightjar
호주 개방 삼림, 스피니펙스 초원, 반건조 덤불에 서식하는 중형 쏙독새(~103g). 눈점박이야행소쏙독새라고도 불린다. 관심필요종.