Ancient fish that is bony rethink of just just how sharks evolved

Ancient fish that is bony rethink of just just how sharks evolved Sharks’ non-bony skeletons had been considered the template before bony interior skeletons evolved, but a unique fossil development shows otherwise. The finding of the 410-million-year-old seafood fossil having a bony skull indicates the lighter skeletons of sharks could have developed from bony ancestors, […]

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