In an underground cave of southern China, an eyeless river creature with an externally “visible” skull moved through the dark ...
Some were the size of a dog. Others were as large as polar bears. A newly-discovered fossil of the ferocious hyaenodont is ...
I told you not to. I begged you not to. Close it now. Go away. Forget you ever saw it. Trust me, you might think you want to ...
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