Philippine hawk-owl
The Philippine hawk-owl is a species complex of owls in the family Strigidae. They are all endemic to the Philippines. Description. The Philippine hawk-owls are earless. The males and females look much alike. They differ in size and pattern on the bottom side. "N. reyi" and "N. spilonota" are the biggest and "N. philippensis", "N. spilocephala" and "N. mindorensis" the smallest. The pattern on the bottom side of "N. reyi", "N. p. spilonota" and "N. mindorensis" is checked. The pattern on all the other species are striped. Species range in size (including the tail) to  a length of 21.0 to 26.5 cm and have a wingspan of 16.5 to 20.5 cm. All are species splits from what was once recognized as a single species, "N. philippensis", known together as the Philippine hawk-owl. Two of the owls have been recognized in 2012 as distinct species based on vocal and other differences. They were also previously characterized as subspecies. Systematics and taxonomy. There are seven known species: Locally, this bird is known as "kuwago", like other large owls. Ecology. The Philippine hawk-owl species can be found in forest areas up to an altitude of 1800  metres, although they mostly reside in areas less than 1000 metres above sea level. Natural habitats are subtropical or tropical moist lowland forest and subtropical or tropical moist montane forest. All of the species mate around February. The nests can be found in hollow trees. External links.