Prehistoric Jaws: Mapes’ Fossils Put New Bite in Shark Evolution
Skull Structures of 325-million-year-old Shark Fossil Show Living Sharks are Evolutionarily Advanced The skull of a newly discovered 325-million-year-old shark-like species suggests that early cartilaginous and bony fishes have more to tell us about the early evolution of jawed vertebrates—including humans—than do modern sharks, as was previously thought. The new […]
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