Extras

    Video thumbnail: Science Trek Kingdoms of Life: What's in a name?

    Science Trek

    Kingdoms of Life: What's in a name?

    How do they pick names for new creatures?

    Kingdoms of Life: What's in a name?

    Video thumbnail: Science Trek Kingdoms of Life: Unclassified

    Science Trek

    Kingdoms of Life: Unclassified

    Where do scientists find new creatures?

    Kingdoms of Life: Unclassified