Pygmy swiftlet

Pygmy swiftlet
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Aves
Clade: Strisores
Order: Apodiformes
Family: Apodidae
Genus: Collocalia
Species:
C. troglodytes
Binomial name
Collocalia troglodytes
Gray, GR, 1845

The pygmy swiftlet (Collocalia troglodytes) is a species of swift in the family Apodidae. It is endemic to the Philippines.

Its natural habitat is tropical moist lowland forests. At under 9 cm (3.5 in), it is the world's smallest swift. It weighs only 5 grams.