Irian eagle (Harpyopsis novaeguineae) also known as the Papuan harpy eagle, New Guinea eagle, or Kapul eagle, is a large
(length 75–90 cm, wingspan 157 cm, weight 1600–2400 g) greyish brown raptor with a short full crest, broad three-banded wings, powerful beak, large iris, long rounded tail and white underparts. It has long and powerful unfeathered legs with sharp claws. The sexes are similar, and the female is slightly larger than the male. It is the only member of the monotypic genus Harpyopsis.