Plesiadapis, the first primates on Earth, must find food in the forest to survive. Then, the changing ocean landscape changes the apex pecking order underwater. Watch Surviving Earth on Thursday at 8/7c on NBC and next day on Peacock. #NBC #SurvivingEarth » Subscribe for More: bit.ly/NBCSub Find NBC trailers, full episode highlights, previews, promos, clips, and digital exclusives here. NBC ON SOCIAL: YouTube: youtube.com/nbc Twitter: Twitter.com/NBC Facebook: Facebook.com/NBC Instagram: instagram.com/nbc ABOUT SURVIVING EARTH: Eight epic eras. One thriving planet. From the producers of Walking with Dinosaurs, this awe-inspiring docuseries journeys across 450 million years to explore Earth's major extinction events and the creatures who fought to survive along the way. The First Primates Step Foot on Earth; Two Shark-Like Creatures Battle | Surviving Earth | NBC youtu.be/VvO92WZ1W9A NBC on YouTube youtube.com/user/nbc