| White-collared Swift |
Website Links For Swift |
Information AboutWhite-collared Swift |
| CATEGORIES ABOUT WHITE-COLLARED SWIFT | |
| streptoprocne | |
The White-collared Swift, ''Streptoprocne zonaris'', is a resident breeding Bird from central Mexico , the Greater Antilles and Trinidad south to Peru , northern Argentina and southeastern Brazil . This very large Swift builds a saucer nest of mud, moss and Chitin on a ledge in a cave, usually behind a Waterfall , and lays two white eggs between March and July. It breeds in the mountains and foothills, but forages over a much larger area, including lowlands. White-collared Swift is a massive and powerful species, 20-22 cm long, and weighing 90-96 g. It has a very slightly forked tail, which often appears square. The adults are black, glossed blue on the back, and have a white collar, broader and duller on the breast than the hindneck. Young birds are duller than adults, and the collar is reduced or absent. This noisy swift has a screeching ''chee-yar!'' call, which may be given in chorus by a flock This is a highly gregarious species, with flocks of 100 or more birds, and often in company with other swift species. It has a powerful, fast and direct flight, and will ascent thermals to great heights. White-collared Swift feeds in flight on flying Insect s, including Beetle s, Bee s and flying Ant s. REFERENCES
EXTERNAL LINKS
|
|
|