This three-part series illuminates unique and bizarre evolutionary journeys that have brought forth some of the world’s most impressive animals. We unearth a 50-million-year-old mystery mammal, discover the missing link between the velociraptor and modern day birds, and find out if a new bear species could be about to evolve before our very eyes.
Ended
National Geographic Evolutions
February 15, 2008
February 19, 2008
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Bears weren't always on top of the predator pecking order. The size of a small dog, the first bears found refuge in trees from larger carnivores until climate changes forced them back to the ground.
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