What Caused The Cambrian Explosion?

If you’re struggling, consider therapy with BetterHelp #ad. Click for a 10% discount on your first month of therapy with a credentialed professional specific to your needs. 9:48 - Part 1 - The Cambrian Explosion 29:40 - Part 2 - A Real Explosion? 44:51 - Part 3 - Animals From The Earth 1:07:27 - Part 4 - Tipping Points Written & researched by Leila Battison. Check out her channel:- Video & script edited by Pete Kelly. Check out his channel:- Narration by David Kelly. Check out his channel:- Thumbnail Art by Ettore Mazza -- Image Credits:- Matteo De Stefano/MUSE Avancna Oleg Kuznetsov - 3depix - 3D Epix Inc. F. S. Dunn, C.