Shamu, the killer whale at sea world, was trained to do amazing tricks likely through a process called:

Shamu, the killer whale at sea world, was trained to do amazing tricks likely through a process called shaping.
Shaping is a type of animal training where you teach the behaviours in gradual steps using a marker, like a clicker, and rewards. It is an effective tool and way to teach some difficult behaviors, expand the animal’s capabilities or exercise the animal’s brain.

Ibelieve appendix i maybe wrong