Cretaceous

Concept

A period in Earth's history (145-66 million years ago) that experienced Ocean Anoxic Events.

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Videos Mentioning Cretaceous

What if Humans Are NOT Earth's First Civilization? | Silurian Hypothesis

What if Humans Are NOT Earth's First Civilization? | Silurian Hypothesis

PBS Space Time

A period in Earth's history (145-66 million years ago) that experienced Ocean Anoxic Events.