The Goliath Coucal is a large cuckoo of the northern Moluccas. It is mostly black, with bluish wings and tail and a white wing patch.
Its plumage is mostly black, with bluish wings and tail and a white patch on the wing. A whitish morph is also recorded on Halmahera.
It forages in the understory and lower canopy and is resident within its range.
An extinction-risk assessment has not been added yet.