Walking with Monsters

Walking with Monsters is a BBC series covering the early Mesozoic and Paleozoic eras. It aims to present a factual, realistic view of what life was like all those years ago, and the script draws upon the expertise of more than 600 scientists to do so. It provides an insightful look into the planet and the creatures that lived on it during those periods, up to 530 million years ago.

The documentary series outlines specific details, such as differences in oxygen levels between then and now, as well as impressive creatures that roamed the Earth, including giant scorpions, giant insects and giant predatory fish. It also highlights natural hazards that were present, such as extreme heat, volcanic activity and dramatic seasonal changes. As well as looking back, the series shows where certain physical human traits originated and how they evolved over time to be adopted by humankind.