General
White-collared Swift: Very large swift, gray-black overall with blue gloss on breast and back. White collar is distinct. Sexes are similar.
Range and Habitat
White-collared Swift: This species is endemic to Central and South Americas. Its breeding range extends from central Mexico south to Peru and into southeastern Brazil. They occur accidentally in North America and have been recorded along the Gulf Coast from Texas to Florida. Preferred habitats include mountains, coniferous forests, open forests, and grasslands with scattered trees.
Breeding and Nesting
White-collared Swift: Two white eggs, sometimes nest-stained, are laid in a nest made of mud, moss, and insect exoskeletons. Incubation ranges from 16 to 28 days and is carried out by both parents.
Foraging and Feeding
White-collared Swift: Feeds on flying insects, including bees and wasps; catches food while in flight.
Vocalization
White-collared Swift: Makes a loud, screeching "chee-chee-chee" as well as chattering; often heard before it is seen.
Similar Species
White-collared Swift: White-throated Swift is much smaller, has dark upperparts, and white underparts with black underwing linings.