Tag: sharks

Teeth in walls of Kentucky cave belong to sharks that lurked 325 million years ago

As researchers continue to learn more about sharks that lurked in Kentucky seas hundreds of millions of years ago, two new species have now been identified. The two new species of ctenacanth shark fossils — Troglocladodus trimblei and Glikmanius careforum — were identified during the yearslong Paleontological Resources Inventory at Mammoth Cave National Park, according […]

Human skeletons, remains of sharks, blood-sucking bats found in cave

Researchers carrying out work at a Mayan burial site in Mexico said this week they found a sealed-off cave that contained human skeletons, along with the remains of over 20 types of animals. The research work is being conducted in Tulum by Mexico’s federal Ministry of Culture, through the country’s National Institute of Anthropology and […]

Shipwrecks teem with underwater life, from microbes to sharks

Humans have sailed the world’s oceans for thousands of years, but they haven’t all reached port. Researchers estimate that there are some three million shipwrecks worldwide, resting in shallow rivers and bays, coastal waters and the deep ocean. Many sank during catastrophes – some during storms or after running aground, others in battle or collisions […]