Named for its color, the copper shark is one of nature's most efficient killing machines. This creature has a thin but muscular body that allows it to cut through water with little resistance and pursue prey at high speeds. It kills victims with a single bite from its sharp, curved teeth. The copper shark has on occasion attacked people, but mostly likes to round up big groups of fish and gobble them down in huge mouthfuls. It also has a taste for dead whales.Does it Glow? The copper shark got i