Tag: shark

Living Fossil …. Frilled Sharks.

October 28, 2021

Fried sharks are one of the oldest living species on earth today. These are known as ‘living fossils’. This is because there have been frilled sharks on Earth for the last 80 million years. Although dinosaurs were killed 60 million years ago, they managed to survive. They have not undergone any significant changes in their…

Petal-shaped shark teeth dating back 290 million years were first found in China.

August 31, 2021

Qianshi limestone in Yangquan City, north China’s coal-rich Shanxi Province / well-preserved petalodus teeth Studies in the samples have shown that the petal-shaped teeth have a crown that looks like a snout and has a long, tongue-shaped root. Shark petal-shaped teeth or petalodus teeth about 360-250 million / 360 million and 250 million yeras ago…