Describes the special abilities that help orcas, or killer whales, survive in their environment, what humans have trained them to do because of their special skills and intelligence, and ways in which their abilities are superior to those of humans.

Meet the orca -- Being an orca -- Orca bodies -- Orca brains -- Orca senses -- Orca groups -- Orca talk -- Learning and training -- Growing up -- Having fun -- Humans and orcas -- Copying orcas -- The amazing orca.