PBS Eons has a new #shorts episode. This one is about a time when sharks almost went extinct about 19 million years ago.
There used to be SO MANY sharks…where did they go?
References: https://www.science.org/doi/10.1126/s…
PBS Eons has a new #shorts episode. This one is about a time when sharks almost went extinct about 19 million years ago.
There used to be SO MANY sharks…where did they go?
References: https://www.science.org/doi/10.1126/s…
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