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Thousands of genomes reveal the wild wolf genes in most dogs’ DNA

By Audrey T. Lin, Research Associate in Anthropology, Smithsonian Institution
Logan Kistler, Curator of Archaeobotany and Archaeogenomics, National Museum of Natural History, Smithsonian Institution

Today’s wolves and dogs share a common ancestor. But a deeper look at their genes reveals that interbreeding since dogs were domesticated 20,000 years ago hasn’t been as rare as scientists assumed.

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