A 30-foot sperm whale beached itself near Miami , Florida . Killer whales rarely swim so close to humans ; it 's usually a sign of distress . The whale carcass was towed away , and scientists plan a necropsy on Friday . Scientist decided to kill the whale because it would not survive on its own .
A 30-foot sperm whale beached itself near Miami , Florida . Killer whales rarely swim so close to humans ; it 's usually a sign of distress . Scientist decided to kill the whale because it would not survive on its own .