Newspoint on MSN4 天
Why Do Sharks Have So Many Teeth? The Answer Might Surprise You!
Sharks are some of the most fearsome predators in the ocean, but did you know they have a secret superpower? Unlike humans, ...
Kansas City Star19 天
‘Chipmunk shark’ lurked 340 million years ago. Its teeth were just found in Kentucky
A rendering of Clavusodens mcginnisi, or “McGinnis’ nail tooth,” an ancient shark that stalked the ocean floor 340 million years ago. Rendering courtesy of the National Park Service A shark ...