Small and compact swallow with small head and bill. Adults have dark blue backs, brownish wings, and pale chestnut cheeks and forehead.
Builds nest out of globs of mud, brought one by one in the bird's bill, to create a sturdy structure placed underneath an overhang.
Adults have a pale chestnut face and throat with a slightly darker chestnut forehead.
In flight, note squared tail, broad wings, and chestnut rump. Birds in the Caribbean are generally brighter and darker with a richer chestnut rump than mainland birds.
Compact swallow with a small head, broad wings, and squared tail. Adults are pale below with a pale chestnut throat.
Juveniles look similar to adults but are more brown overall and have a paler throat and cheeks.
Cave Swallows have a cylindrical body with long, pointed wings and a square-tipped tail that sometimes shows a slight notch. The bill is very short and the feet very small.
Slightly larger than a Bank Swallow, smaller than a Barn Swallow.
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