Palm cockatoos are one of the largest cockatoos, reaching 1.2 kg and 65 cm (25.6 inches) in length. Also known as Cape York cockatoos, great palm cockatoos, black macaws, goliath cockatoos or great black cockatoos, they occur in lowland New Guinea, the Aru Islands, and Cape York Peninsula north of 14.5°S on mainland Australia. These birds […]