Abstract
I. IS it known for how long a time a bird possesses the power of retaining its egg?
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POTTS, T. On the Retention and Colouring of Eggs, and the Protective Mimicry of Sounds . Nature 6, 457 (1872). https://doi.org/10.1038/006457a0
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DOI: https://doi.org/10.1038/006457a0