They also eat scraps of carrion . Most ibises are colonial nesters, and sites can include many thousands of birds. Most ibises nest in bushes. Males display then eventually choose a mate. The pairs then engage in mutual bowing and display preening.
Males usually gather nest materials, which they ritually offer to their mates.
Both sexes incubate the eggs and feed the young. Nestlings feed on regurgitated food, which they get by inserting their bills down the parents' gullets.