A newly described mammal from the Cretaceous of China had the lifelong ability to replace its teeth, a trait thought to be lost in early mammals, challenging assumptions about the evolution of our lineage.
Cretaceous Fossil from China Reveals Mammal with Reptile-Like Tooth Replacement
A newly described mammal from the Cretaceous of China had the lifelong ability to replace its teeth, a trait thought to be lost in early mammals, challenging assumptions about the evolution of our lineage.
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