The WORST seasons of David Attenborough's Rise of Animals: Triumph of the Vertebrates

Every season of David Attenborough's Rise of Animals: Triumph of the Vertebrates ever, ranked from worst to best by thousands of votes from fans of the show. The worst seasons of David Attenborough's Rise of Animals: Triumph of the Vertebrates!

David Attenborough embarks on a remarkable 500 million-year journey revealing the extraordinary group of animals that dominate our world, and how their evolution defines our human bodies.