Pygmy Swiftlet (Collocalia troglodytes, a Philippine endemic)

Habitat - Fairly common, smallest swiftlet in groups flying low over forest, clearings and logging roads (total length = 3.5 inches)

Shooting info - Bued River, Rosario, La Union, Philippines, January 10, 2020, EOS 7D MII + EF 400 f/4 DO II,
400 mm, f/5.0, ISO 640, 1/2500 sec, manual exposure in available light, hand held, uncropped full frame resized to 900 x 600.