of tropical creatures with eye and facial actions synchronized to a musical score entirely by electromechanical means. The Audio-Animatronic cast of the musical revue uses tones recorded on tape to vibrate a metal reed that closes a circuit to trigger a relay, which sends a pulse of electricity to a mechanism that causes a pneumatic valve to move part of the figure.

The movements of the attraction's birds, flowers, and tiki idols are triggered by sound. Figures'