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
Creature Commandos Creature Commandos The Creature Commandos are a fictional DC Comics team of military superhumans originally set in World War II. The original team was introduced in "Weird War Tales" #93 (November 1980). The modern team first appeared in their own mini-series "Creature Commandos" #1 May 2000; this version was written by Tim Truman and drawn by Scot Eaton. Asked how the Creature Commandos came about, writer J. M. DeMatteis recalled, Project M is a secret government organization which began during World War II and specializes in experimental biotechnology and necromancy. Known creations of the Project beside the Creature Commandos include