Not only does it provide valuable insights into the shark’s anatomy ... include parts of whales, teeth from megalodon sharks, and the intriguing “saber-toothed salmon.” ...

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Interestingly, certain orca groups specialize in hunting specific prey types, like seals and other marine mammals, while others have honed their hunting techniques over generations to target specific ...

Sharks have ruled the Earth’s oceans for 400 million years and recent research on fossilized shark teeth has led to the ...

The ratios of strontium isotopes in fossil shark teeth can be used to better understand how coastal environments evolved in ancient times, according to our newly published work. Our study was one ...

Remarkably, fossil shark teeth are also incredibly abundant. Sharks ruled the earth's oceans for 400 million years, and every individual grows and sheds thousands of teeth in their lifetime.

Our study was one of the first to date Florida coastal deposits using fossil shark teeth and a technique that looks at variations in ocean strontium. Strontium is a chemical element that occurs ...