The various species nest in tree hollows, in holes in riverbanks and termite mounds, or in the cavities and crevices of cliffs, where mates can be seen preening each other.
Berbagai jenis macaw bersarang di lubang pohon, di lubang di tepi sungai dan gundukan tanah, atau di celah - celah tebing. Di sana mereka biasanya saling membersihkan.