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  • Print publication year: 2021
  • Online publication date: February 2021

9 - The Great Pyrenees

from Part III - Dogs


The abnormal animal featured here is a breed of dog with extra toes on its hind feet. We also examine cats with extra toes, and we ask how the number of toes is controlled genetically. The leading theory for that was proposed 70 years ago by a math wizard, Alan Turing. His theory explains a lot of other types of patterns.

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