440 Million Years Ago: The Quiet Revolution That Built Every Living Thing on Land

Four hundred and forty million years ago the land was silent. No birds. No insects. No forests. Not a single living thing on solid ground. Then something the size of your thumbnail changed everything. This is the story of the Silurian period — when the first vascular plants invented soil, when fish grew jaws for the first time in vertebrate history, and when life made its first serious attempt to conquer the land. The world you live in was built in this quiet, violent, extraordinary chapter of deep time. Subscribe    / @chroniclesplanetearth   this channel for the complete history of life told the way it deserves to be told.