Spotted 15M in Bual Cave (Sto. Rosario Cave System), Brgy. San Pedro, Mabini, Pangasinan. The Pygmy Swiftlet (Collocalia troglodytes) is a species of swift in the Apodidae family. It is endemic to the Philippines. At under 9 cm (3.5 in), it the world's smallest swift.
Its natural habitat is subtropical or tropical moist lowland forests.
Photo by Jerry Rendon