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doi: https://doi.org/10.1038/d41586-020-00668-3
Read the related News & Views, ‘Tiny bird fossil might be the world’s smallest dinosaur’.
Updates & Corrections
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Update 24 July 2020: The Nature paper on which this story was based was retracted on 22 July 2020.
References
Xing, L. et al. Nature 579, 245–249 (2020).