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Ability of Birds to Count. Nature 168, 373–375 (1951). https://doi.org/10.1038/168373a0
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DOI: https://doi.org/10.1038/168373a0
Nature volume 168, pages 373–375 (1951)
Ability of Birds to Count. Nature 168, 373–375 (1951). https://doi.org/10.1038/168373a0
Published:
Issue Date:
DOI: https://doi.org/10.1038/168373a0