A fish called the Pacific lingcod has one of nature's toothiest mouths, with about 555 teeth lining its two sets of jaws. Now, a new study suggests that these fish lose teeth as fast as they grow them ...

If there is one place you don’t want to stick your finger, it’s the mouth of a Pacific lingcod. These fearsome fish, which can grow up to 5 feet in length and weigh 80 pounds, have around 500 ...