Lesser Antillean Swift vs White-chested Swift
Chaetura martinica เปรียบเทียบกับ Cypseloides lemosi
Side-by-Side Comparison
| คุณสมบัติ | Lesser Antillean Swift | White-chested Swift |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Chaetura martinica | Cypseloides lemosi |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Apodidae | Apodidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 21.6 cm (8.5 in) | 30.0 cm (11.8 in) |
| น้ำหนัก | 12.6 g (0.44 oz) | 28.400000000000002 g (1.00 oz) |
| อาหาร | Aerial insectivore taking small flying insects and spiders; may forage at great heights following thermal … | Obligate aerial forager catching small flies, aphids, winged termites, and airborne spiders on the wing. |
| จำนวนไข่ | 3 | -- |
| Population Trend | — | — |
Habitat Comparison
ถิ่นที่อยู่อาศัยร่วมกัน
Lesser Antillean Swift only
ไม่มี
White-chested Swift only
Song & Call Comparison
Lesser Antillean Swift
Sharp, high-pitched squeaking in rapid succession; excited twittering with melodic inflection rising near breeding colony.
White-chested Swift
High, thin twittering; soft 'tsit' calls in flight; calls over Colombian waterfalls; very poorly known; thin, reedy contact notes; one of most rarely documented swifts
Geographic Range & Migration
Lesser Antillean Swift
Found in the Lesser Antilles from Guadeloupe and Dominica south to St. Vincent and Grenada. Resident in forest and open areas.
White-chested Swift
Known from Colombia and adjacent Ecuador. One of the world's rarest swifts; recorded at waterfalls in humid forest foothills at 500–1,200 m.
สถานะการอนุรักษ์
Lesser Antillean Swift
White-chested Swift
How to Tell Them Apart
Lesser Antillean Swift
Small; dark sooty-brown overall; pale grey-brown rump slightly paler than back; underparts grey-brown; short spiny tail; Lesser Antilles endemic; very similar to Chapman's Swift but smaller and island-restricted with subtly …
White-chested Swift
Black upperparts and wings; distinctive large white chest patch contrasting sharply with black throat and belly; white confined to central breast; Colombian endemic with unique bold bicoloured plumage unlike any …
About These Birds
Lesser Antillean Swift
A small swift (11 cm) endemic to the Lesser Antilles of the Caribbean. Dark plumage with a grey rump. Spine-tipped tail. Aerial insectivore, foraging over forested mountains and volcanic peaks. Found on Dominica, Martinique, Guadeloupe, and St. Lucia.
White-chested Swift
A medium-sized swift (14-15 cm) endemic to the upper Cauca Valley of Colombia. Sooty-black plumage with a white breast patch. Aerial insectivore of subtropical forests. Classified as Endangered due to extremely restricted range and ongoing habitat loss.