How paleontologists are using fossilized shark teeth to date the past
Sharks have ruled the Earth’s oceans for 400 million years and recent research on fossilized shark teeth has led to the ...
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What can shark teeth tell us?
Others are curved and can be used to hook prey, such as those of hooktooth sharks. Some sharks have teeth that are flat and very strong. They are typically found in species that live at the bottom of ...
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How Shark Tooth Forensics Connects Classrooms To Ancient Oceans
Researchers must interpret ecosystems based on fossilized remains and the sedimentary layers in which they are found. Shark teeth are especially valuable for this purpose. Their abundance and ...
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Megalodon: the truth about the largest shark that ever lived
They can even be found in the UK near Walton-on-the-Naze, Essex,' says Emma, although they are extremely rare in the UK and tend to be of poor quality. Almost all fossil remains of megalodon are teeth ...