First Life with David Attenborough Video
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Collagen, otherwise known as nature's "sticky tape," is only found in animals and provides the building blocks for multi-cellular organisms.
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The earliest animals, called protoanimals, are quite unfamiliar-looking compared to animals today, but paved the way for all animal life.
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During the Carboniferous period, about 300 million years ago, the atmosphere was full of oxygen and giant arthropods.
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Fossilized remains of early animals provide evidence of the first instance of DNA swapping through sexual reproduction.
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A team of paleontologists uncover the earliest moving animals in the fossilized remains of an ancient sea in Australia.
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In fifty years of broadcasting, Sir David Attenborough has travelled the globe to document the living world in all its wonder. Now, he completes his journey by going back in time to the roots of the tree of life, in search of the very first animals.
About the Show
In fifty years of broadcasting, Sir David Attenborough has traveled the globe to document the living world in all its wonder. Now, he completes his journey by going back in time to the roots of the tree of life, in search of the very first animals.
First Life Photos
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