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New discoveries reveal prehistoric mammals were more varied and numerous than previously thought.

Ancient Earth

The Dawn of Mammals

Thanks to new technologies, paleontologists can show that there were far more feathered dinosaurs than previously believed.

The Mystery of the Feathered Dragons

Giant insects once dominated the earth before the dinosaurs and thanks to new technologies, paleontologists can now recreate the missing branches of the tree of life.

What Killed the Giant Insects?

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Life forms that lived in the Permian, Triassic and Cretaceous periods, which began 250 million years ago.

S2 E3 | The Dawn of Mammals