Shark, Mammoth Cave

Members of the obruchevodid petalodont species are nicknamed "chipmunk sharks" because of their small size and chisel-like front teeth and crushing back teeth.The sharks only measured 3-4 ...
New species of shark, sea butterfly, mud dragon, bamboo coral, water bear, octocoral, and shrimp were just some of the marine ...
MAMMOTH CAVE, Ky. — A new-to-science species of ancient shark was recently discovered in Mammoth Cave National Park in Kentucky. The small shark named Clavusodens mcginnisi, or “McGinnis ...