Antillean Nighthawk vs Jamaican Poorwill
Chordeiles gundlachii เปรียบเทียบกับ Siphonorhis americana
Side-by-Side Comparison
| คุณสมบัติ | Antillean Nighthawk | Jamaican Poorwill |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Chordeiles gundlachii | Siphonorhis americana |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Caprimulgidae | Caprimulgidae |
| สถานะการอนุรักษ์ | Least Concern | Not Evaluated |
| ความยาว | — | — |
| กว้างปีก | 34.2 cm (13.5 in) | 27.0 cm (10.6 in) |
| น้ำหนัก | 56.05 g (1.98 oz) | 55.4 g (1.95 oz) |
| อาหาร | Catches flying insects in aerial sallies over Caribbean open country and coastal scrub at dusk. | Caught flying insects at night in Jamaican dry forest; presumed extinct since 19th century. |
| จำนวนไข่ | 1-2 | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Antillean Nighthawk
Distinctive 'kill-and-dee-dick' or 'killydee'; buzzy nasal call audible overhead; faster and shorter phrasing than Common Nighthawk; Caribbean accent clear
Jamaican Poorwill
Possibly extinct; historically described as soft 'wheep-wheep'; whistled, purring call from dry limestone forest; no modern recordings exist
Geographic Range & Migration
Antillean Nighthawk
Breeds in the Caribbean (Bahamas, Cuba, Cayman Islands, Jamaica) and Florida Keys; partially migratory within the Caribbean region.
Jamaican Poorwill
Endemic to Jamaica; possibly extinct; known from historical specimens; no confirmed records since the 19th century.
สถานะการอนุรักษ์
Antillean Nighthawk
Jamaican Poorwill
How to Tell Them Apart
Antillean Nighthawk
Brown and buff mottled above with dark brown streaking; white throat patch in male; barred buff-white underparts; white wing bar across primaries; white tail band in male; female has buff …
Jamaican Poorwill
Brown and rufous mottled above with dark vermiculations; pale buff below with dark barring; white throat patch in male; buff and dark barred tail; no white wing patches. Closely resembles …
About These Birds
Antillean Nighthawk
A small Caprimulgidae nighthawk (~56 g) of open scrub, savannas, and coastal habitats in the Caribbean from Cuba and Hispaniola to Puerto Rico and the Virgin Islands. Very similar to the Common Nighthawk but separated by voice. Migratory; winters in South America. Aerial insectivore; Least Concern.
Jamaican Poorwill
A medium Caprimulgidae poorwill (~55 g) endemic to Jamaica; possibly extinct or extremely rare. Last confirmed record in 1860; reported subsequently but never verified. Inhabited dry limestone scrub forest. Cryptic mottled plumage. Presumed nocturnal insectivore. Not currently evaluated by IUCN.