Ancient worm fossil rolls back origins of animal life

Half-a-billion-year-old creature challenges theory that animals burst onto the scene in an abrupt event known as the Cambrian explosion.

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Nature 573, 15 (2019)

doi: 10.1038/d41586-019-02556-x


  1. 1.

    Chen, Z., Zhou, C., Yuan, X. & Xiao, S. Nature (2019).

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