Live Science

Mammal ancestors may have given live birth 90 million years earlier than we thought, rewriting evolutionary timelines

Mammal ancestors may have given live birth 90 million years earlier than we thought, rewriting evolutionary timelinesWorldPing

A distinctive growth ring in fossilized bones is revealing how an ancestral species in the mammalian family reproduced.

This is a short WorldPing brief. The full report was published by Live Science.

Read the full report at Live Science

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