David Attenborough narrates this BBC Wildlife Special smart sharks swimming with roboshark.A 6-foot-long animatronic shark featuring on-board cameras, Robo Shark is designed to blend in with real sharks and capture never-before-seen wild shark behavior. Footage shown in this television special includes the deep-sea thresher shark in the Philippines; giant whale sharks feeding off the coast of Belize; and deadly hammerheads, great whites and bronze whaler sharks in South Africa.