Serrations at the edges of a fossilized flipper of the ancient marine reptile Temnodontosaurussuggests it may have been able to swim silently.

A new study has uncovered evidence that a giant marine reptile from the Early Jurassic period used stealth to hunt its prey in deep or dark waters—much like owls on land today.

The dolphin "abolitionist" speaks to us about watching TV with Flipper and dodging the yakuza. View the Slideshow.

We have the answer for Dolphin of Flipper's species 7 Little Words if this one has you stumped, which we hope helps you solve ...