2.4 Billion Years Ago: The First Mass Extinction Event, The Great Oxidation
Researched and Written by Leila Battison Narrated and Edited by David Kelly Art by Khail Kupsky Thumbnail Art and Art by Ettore Mazza
Researched and Written by Leila Battison Narrated and Edited by David Kelly Art by Khail Kupsky Thumbnail Art and Art by Ettore Mazza