May 15, 2014 07:23 AM EDT
Elephant Seals Harbor 'Silent Killer' in Their Blood that Could Treat Humans
Carbon monoxide is odorless, tasteless and deadly. It's known as the "silent killer" due to its risks at lethal concentrations. Now, though, researchers are learning a bit more about this gas by studying it in one of the world's best divers: the elephant seal.