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Apr 3, 2013

When did the first animals appear?

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    Apr 3, 2013

    The first animal appeared nearly about 3 billion years ago. This is also been said that they were behind the see water. Some of the fossil of the early animals have also been collected which tells that they are nearly about 3 billion years ago.

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    Apr 3, 2013

    Billion years ago..

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    Apr 3, 2013

    Between about 600 million years ago and 517 million years ago, the first animals appeared in the oceans. They had soft bodies. These flat creatures were the ancestors of sea anemones, sea urchins, jellyfish and worms. They were all invertebrates – animals without a spine.

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