Lesser Antillean Swift vs White-collared Swift
Chaetura martinica в сравнении с Streptoprocne zonaris
Side-by-Side Comparison
| Характеристика | Lesser Antillean Swift | White-collared Swift |
|---|---|---|
| Научное название | Chaetura martinica | Streptoprocne zonaris |
| Отряд | Caprimulgiformes | Caprimulgiformes |
| Семейство | Apodidae | Apodidae |
| Охранный статус | Least Concern | Least Concern |
| Длина | — | — |
| Размах крыльев | 21,6 cm (8.5 in) | 42,5 cm (16.7 in) |
| Масса | 12,6 g (0.44 oz) | 106,45 g (3.75 oz) |
| Питание | Aerial insectivore taking small flying insects and spiders; may forage at great heights following thermal … | Obligate aerial insectivore; gathers small flying insects, winged ants, and airborne spiders during flight. |
| Размер кладки | 3 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Lesser Antillean Swift
Sharp, high-pitched squeaking in rapid succession; excited twittering with melodic inflection rising near breeding colony.
White-collared Swift
Loud, screaming 'shreee-shreee'; powerful screeching trill; calls from large flocks over mountains; very audible; one of the loudest Neotropical swifts; alarm a harsh rattle
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-collared Swift
Found from Mexico south through Central America to South America east of the Andes, reaching Bolivia and southern Brazil. Often in large flocks.
Охранный статус
Lesser Antillean Swift
White-collared 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-collared Swift
Large; glossy blue-black plumage with bold broad white collar encircling entire neck; collar clean and complete; underparts black; large slightly forked tail; among the most recognisable Neotropical swifts due to …
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-collared Swift
A very large swift (20-22 cm, wingspan 45-55 cm) with a bold white collar band, the largest New World swift. Found from Mexico to southern Brazil and the Caribbean. Aerial insectivore, foraging in large, noisy flocks over forests and cities. Nests behind waterfalls and in caves.