Also known as the Arctic skua, this seabird often laying its eggs in the nests of other seabird species like terns and gulls.
Honeyguides are known for their unique behaviour of leading humans and other animals to beehives to feed on honey. Some species also practice brood parasitism by laying their eggs in the nests of other birds, particularly the cavity-nesting species.
This small finch species found in Africa is a brood parasite, and layd its eggs in the nests of birds of various other species, including waxbills and firefinches.
Found across Asia, including the Indian subcontinent and Southeast Asia, the Asian koel is a brood parasite, laying its eggs in the nests of crows, drongos, and other bird species.
Just like its Asian counterpart, the Australian koel is also a brood parasite found in Australia and parts of New Guinea. It lays its eggs in the nests of various bird species such as magpies, currawongs, and friarbirds.