Science
An ancient Alaskan dog’s DNA hints at an epic shared journey – Nature.com
To scientists’ surprise, a 10,000-year-old bone found in an Alaskan cave belonged to a domestic dog — one of the earliest known from the Americas.
The first humans to make the arduous trek from Asia to the Americas might have had company. New genomic evidence suggests that they travelled with the most faithful of friends: their dogs.
Charlotte Lindqvist at the University at Buffalo in New York and her colleagues sequenced genetic material from a scrap of bone found in Alaska and discovered that the bone belonged to a domestic dog (Canis lupus familiaris). The animal lived roughly 10,000 years ago, making it one of the oldest domestic dogs…
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