2d
Live Science on MSNScientists ventured into the world's largest cave and found a never-before seen speciesScientists have found ancient nail tooth shark fossils deep inside Mammoth Cave in Kentucky, revealing new information about ...
The small shark named Clavusodens mcginnisi, or “McGinnis’ nail tooth,” is a new species of obruchevodid petalodont. Measuring only 3-4 inches in length, their small size allowed them to ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results