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Paleozoic Echinoderm Period

Paleozoic echinoderm hangover: Waking up in the Triassic

The end-Paleozoic witnessed the most devastating mass extinction in Earth's history so far, killing the majority of species and profoundly shaping the evolutionary history of the survivors. Echinoderms are among the marine invertebrates that suffered the most severe losses at the end-Permian extinction. Or were they? Ref. Source 7c.

Period Echinoderm Paleozoic

There are always devastating mass extinctions that end the era of one species to give the rise to the next species. Knowing that this cold be or fate too can make one wonder where that asteroid is that will reshape the earth once again.

Paleozoic Echinoderm Period UFO & Writing Art Education Sciences

Yes, or when the super volcanoes under Siberia or the Western US will wake up and change the face of our planet. Time to figure out as a species how to get off this rock en mass?

Period Echinoderm Paleozoic

Studying oxygen, scientists discover clues to recovery from mass extinction. A research team is helping to understand why the Permian-Triassic mass extinction event happened and why it took life so long to recover. Source 8c.