Bonnethead fish control pitching (up-and-down motion of the body), yawing (the side-to-side motion), and rolling. Most hammerhead sharks do not yaw or roll and achieve pitch using their cephalofoils. The smaller cephalofoil of a bonnethead shark is not as successful, so they have to rely on the combination of cephalofoils and their large pectoral fins for most of their motility. Compared to other hammerheads, bonnethead sharks have larger and more developed pectoral fins and are the only species of hammerhead to actively use pectoral fins for swimming. Using data from mtDNA analysis, scientist have found that evolution of hammerhead sharks probably
Revenge of the Creature dismissive of the production. Although "Revenge of the Creature" has been broadcast on television in red-and-blue-glasses anaglyph form (e.g., in 1982 in the San Francisco Bay area), it was originally shown in theaters by the polarized light method and viewed through glasses with gray polarizing filters. A "flat" version without 3D was also released. In 1997, "Revenge of the Creature" was mocked on the comedy television series "Mystery Science Theater 3000", marking its first episode on the Sci-Fi Channel. Universal released "Revenge of the Creature" on DVD in a boxed set, along with "Creature from the Black Lagoon" and "The