Gigantic cuckoo, with a red eyering and enormous pale beak. A mostly pale gray bird, with darker wings and tail. Flies around in the early morning calling strongly, and typically roosts in fruiting fig trees. Lays its eggs in the nests of other species, especially Torresian Crow and Pied Currawong. Spends the middle of the year in eastern Indonesia and New Guinea. Migrates to northern and eastern Australia over the austral summer.