Megalodon: The broad diet of the megatooth shark

Contrary to widespread assumptions, the largest shark that ever lived -- Otodus megalodon -- fed on marine creatures at various levels of the food pyramid and not just the top. Scientists analyzed the zinc content of a large sample of fossilized megalodon teeth, which had been unearthed above all in Sigmaringen and Passau, and compared them with fossil teeth found elsewhere and the teeth of animals that inhabit our planet today.