From the Cambrian Explosion to the Great Dying
Season 1 Episode 30 | 10m 28s Video has closed captioning.
The first era of our current eon, the Paleozoic Era, is probably the most deceptively fascinating time in Earth’s history. With near constant revolutions in life, punctuated by catastrophic extinctions, it is also one of the most chaotic.
Problems Playing Video? | Closed Captioning