Why does a Hammerhead shark have a hammer shaped head? One leading theory suggests its oversized, sensory smothered head helps the shark find and 'pin' its preferred prey, stingrays. . Photo by sharksneedlove . #sharksneedlove #hammerhead #sharks #shark #sharkweek #wild #biminisharklab #bimini #wildlife #nature #sealife #freediving #blackandwhite #swimmingwithsharks