Lesser Antillean Swift vs African Palm Swift
Chaetura martinica เปรียบเทียบกับ Cypsiurus parvus
Side-by-Side Comparison
| คุณสมบัติ | Lesser Antillean Swift | African Palm Swift |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Chaetura martinica | Cypsiurus parvus |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Apodidae | Apodidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 21.6 cm (8.5 in) | 27.2 cm (10.7 in) |
| น้ำหนัก | 12.6 g (0.44 oz) | 14.38 g (0.51 oz) |
| อาหาร | Aerial insectivore taking small flying insects and spiders; may forage at great heights following thermal … | Exclusively aerial diet; consumes tiny flying insects and spiders, sometimes following insect swarms for km. |
| จำนวนไข่ | 3 | 1-3 |
| Population Trend | — | — |
Habitat Comparison
ถิ่นที่อยู่อาศัยร่วมกัน
Lesser Antillean Swift only
ไม่มี
African Palm Swift only
Song & Call Comparison
Lesser Antillean Swift
Sharp, high-pitched squeaking in rapid succession; excited twittering with melodic inflection rising near breeding colony.
African Palm Swift
Deep, hollow churring trill with resonant bass quality; prolonged vibrating call audible at significant range in open woodland.
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.
African Palm Swift
Found across sub-Saharan Africa from Senegal east to Somalia and south to South Africa. Common in open areas near palms; nests in palm leaves.
สถานะการอนุรักษ์
Lesser Antillean Swift
African Palm 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 …
African Palm Swift
Slender and long-tailed; uniformly pale greyish-brown overall; underparts paler grey-buff; long deeply forked tail; pale uniform appearance with no contrasting markings; widespread African palm-nesting swift with distinctive slender silhouette.
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.
African Palm Swift
A slender swift (15-17 cm) with long, narrow wings and a deeply forked tail. Dark brown plumage. Found across sub-Saharan Africa in savanna and open woodland, closely associated with palm trees. Aerial insectivore. One of Africa's most abundant swift species.