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noviembre 2, 2020
Ancient fish that is bony rethink of exactly just how sharks evolved Sharks’ non-bony skeletons had been considered to be the template before bony internal skeletons developed, but an innovative new discovery that is fossil otherwise. The development of a 410-million-year-old seafood fossil having a bony skull implies the lighter skeletons of sharks might have developed from bony ancestors, as opposed to the other means around. Sharks have skeletons made cartilage, that is around half the thickness of bone tissue….