Add Yahoo as a preferred source to see more of our stories on Google. Antarctic icefish are transparent, white-blooded fish that lack red blood cells and hemoglobin. Antifreeze proteins in their blood ...

Water temperature plays a vital role in the behavior and survival of fish. Being cold-blooded, fish rely on external temperatures to regulate metabolism and activity. Even small changes in temperature ...

Lent began this week, which means it's officially fish fry season. The big picture: During the 40 days of Lent, observers ...