Experts puzzled by Antarctic fish with crystal-clear blood - and no scales

By Marc LallanillaLiveScience Every animal with bones has blood with hemoglobin, which binds with oxygen and makes the blood appear red.Every animal, that is, except one.The ocellated icefish (Chionodraco rastrospinosus) has gin-clear blood. And it has no scales. And it lives nowhere but the inky depths down to 3,200 feet (1 kilometer) in the icy waters off Antarctica. Other than that, it's ju...