Some dog owners like to feed their pets tidbits from the table -- and this friendly habit may have had a role in the domestication of dogs at the end of the last Ice Age, scientists say.
원문출처 : https://www.cnn.com/2021/01/07/world/dog-domestication-meat-intl-scli-scn/index.html
원문출처 : https://www.cnn.com/2021/01/07/world/dog-domestication-meat-intl-scli-scn/index.html