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  1. Researchers get much closer than expected with hungry sharks in Papua New Guinea

    Researchers get much closer than expected with hungry sharks in Papua New Guinea

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  2. Sharks surround scuba divers during thrilling underwater encounter

    Sharks surround scuba divers during thrilling underwater encounter

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  3. Spiny sea cucumber looks like an underwater alien creature

    Spiny sea cucumber looks like an underwater alien creature

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  4. Why are so many countries called guinea?

    Why are so many countries called guinea?

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