The Costa Rican Swift (Chaetura fumosa) resides from northern Colombia to Costa Rica. It was split from the Band-rumped Swift. Its place is in subtropical or tropical moist lowland forests, pastures, in open habitats and agricultural fields.
This small bird is 11 cm in height and 18 g in weight. Its plumage is mostly sooty black, glossed with blue. Pale throat and pale rump-band. Bill and feet are black. Its diet is based on flying insects, as beetles and bees.