While many fish in the sea are predators, the shark stands out as particularly fascinating for humans, perhaps because they are a threat to us. Shark tattoos emphasize their rows of razor sharp teeth and the dorsal fin that signals their presence when they are just below the surface. They are vicious when attacking and can be thrown into a frenzy with the scent of blood. Both feared and worshipped in sea-fairing societies the world over, the shark has inspired tattoo artwork in many abstract and realistic forms. Click here to see an actual shark tattoo