Ancient Oceans (2019)

Life in the sea rebounded with a vengeance in the Devonian. Dozens of monstrous predators emerged, like the 40-foot long Dunkleosteus. Nearly everything was wiped out in Earth's second mass extinction. But the stage was set for an explosion of life on land.

Salvatore Vecchio

als Self - Narrator

Kirk Johnson

als Self - Paleobotanist and Director Smithsonian National Museum of Natural History

Michael Rampino

als Self - Professor of Biology New York University

Sarah Carmichael

als Self - Associate Professor of Geology Appalachian State University