Overview
David Attenborough discovers that the descendants of the dinosaur age still thrive today. But how did they survive the cataclysmic events that wiped out their ancient ancestors?
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The Alaska-Siberian Expedition
1912David Attenborough discovers that the descendants of the dinosaur age still thrive today. But how did they survive the cataclysmic events that wiped out their ancient ancestors?
The Alaska-Siberian Expedition
1912
