Deep within a cave that was once submerged underwater, researchers discovered two new ancient shark species that lived around 325 million years ago. The shark fossils had been preserved in what is now Mammoth Cave National Park
Ancient Shark Species That Lived 325 Million Years Ago Discovered in Mammoth Cave natureworldnews.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from natureworldnews.com Daily Mail and Mail on Sunday newspapers.
Their discovery - a testament to the collaborative efforts of scientists, explorers, and park officials - unveils a chapter of Earth s history lost to the ages.
2 new species of prehistoric sharks discovered in northern Alabama, Kentucky al.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from al.com Daily Mail and Mail on Sunday newspapers.