Black cockatoo is general term for cockatoos that are mainly black. It may include:

• Palm cockatoo, Probosciger aterrimus, also called the great black cockatoo
• Species of the genus Calyptorhynchus:
  • Red-tailed black cockatoo, Calyptorhynchus banksii, has several alternative common names including black cockatoo. The red black cockatoos live in the drier parts of Australia. They are widespread across the northern half of Australia. They leave all areas with high humidity in the summer wet season. When cockatoos start moving they tend to follow food sources.
  • Glossy black cockatoo, Calyptorhynchus lathami
  • Yellow-tailed black cockatoo, Calyptorhynchus funereus
  • Short-billed black cockatoo, Calyptorhynchus latirostris
  • Long-billed black cockatoo, Calyptorhynchus baudinii