The hyacinth macaw, or hyacinthine macaw, is a parrot native to central and eastern South America. With a length of about one meter it is longer than any other species of parrot. It is the largest macaw and the largest flying parrot species; the flightless kākāpō of New Zealand outweighs it at up to 3.5 kg.Hyacinth macaws are native to the Pantanal region of Brazil, Bolivia, and Paraguay. Diet: Hyacinth macaws eat mostly fruit, nuts, seeds and nectar. Their favorite treats at the zoo include Brazil nuts, peanuts, and dried cranberries.