Cacatua sulphurea citrinocristata The citron-crested cockatoo (Cacatua citrinocristata) is a medium-sized cockatoo with an orange crest, dark grey beak, pale orange ear patches, and strong feet and claws.

The underside of the larger wing and tail feathers have a pale yellow color.

The diet consists mainly of seeds, buds, fruits, nuts and herbaceous plants.

In 2022, Birdlife International recognized the citron-crested cockatoo as a separate species, Cacatua citrinocristata, assessed as Critically Endangered,[2] while the International Ornithological Congress designated it to be a species in 2023.

[3] The citron-crested cockatoo is a critically endangered bird whose population has declined due to habitat loss and illegal trapping for the cage-bird trade.