The Red-tailed Black Cockatoo is a black parrot with a conspicuous red tail. The sexes differ in plumage, and the species includes several subspecies and disjunct populations.
Adult males have a black body and bright red tail panels. Females have yellow spots, pale orange-yellow underparts, and barred orange-yellow tails.
It may occur in flocks and feeds mainly on seeds. Its diet also includes fruit and other foods, and movements can follow seasonal food availability.
An extinction-risk assessment has not been added yet.