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  1. It's a miracle.' American Colby Stevenson soars to silver medal in men's freeski big air

    It's a miracle.' American Colby Stevenson soars to silver medal in men's freeski big air

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  2. Look at this amazing giraffe bull - their ossicones are not horns they are made from keratin!

    Look at this amazing giraffe bull - their ossicones are not horns they are made from keratin!

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