The
Philippine eagle (
Pithecophaga jefferyi), also known as the
monkey-eating eagle or
great Philippine eagle, is an eagle of the family
Accipitridae endemic to forests in the
Philippines. It has brown and white-coloured plumage, and a shaggy crest, and generally measures in length and weighs . It is considered the largest of the extant eagles in the world in terms of length and wing surface, with the
Steller's sea eagle and the
harpy eagle being larger in terms of weight and bulk. Among the rarest and most powerful
birds in the world, it has been declared the Philippine
national bird. It is
critically endangered, mainly due to massive loss of habitat due to deforestation in most of its range. Killing a Philippine eagle is punishable under Philippine law by 12 years in jail and heavy fines.