A project designed to discover fossils that illuminate the transition between fishes and land vertebrates has delivered the goods. At a stroke, our picture of that transition is greatly improved.
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Ahlberg, P., Clack, J. A firm step from water to land. Nature 440, 748–749 (2006). https://doi.org/10.1038/440747a
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DOI: https://doi.org/10.1038/440747a
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