Researchers are trying to determine whether an 18,000-year-old puppy found in Siberia is a dog or a wolf.

Researchers say the animal could be a dog, a wolf or something in between
[Credit: Love Dalen]The canine – which was two months old when it died – has been remarkably preserved in the permafrost of the Russian region, with its fur, nose and teeth all intact. DNA sequencing has been unable to determine the species.

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Source: archeo