A team of geneticists from the Francis Crick Institute and the University of Vienna published a study on Friday in Nature analyzing DNA from 200 ancient canine remains found at 74 archaeological sites across Europe, Central Asia, and the Americas. The samples span 29,000 years. The study's central finding: dog domestication occurred at least 15,000 years before the earliest evidence of agriculture, placing the origin of the human-dog partnership firmly in the hunter-gatherer era. [1]

The question of when dogs were domesticated has been debated for decades. One school held that dogs emerged alongside agriculture — that settled communities attracted wolves to grain stores and middens, beginning the process of domestication through proximity and food competition. The Crick-Vienna study eliminates this theory. The oldest domesticated dog DNA in the sample dates to approximately 27,000 years ago, from a site in what is now the Czech Republic. Agriculture in the Fertile Crescent began approximately 12,000 years ago. The gap is not ambiguous. [1] [2]

The finding reframes the domestication story. Humans did not domesticate dogs because they were settling down. They domesticated dogs while they were still moving — tracking game, following herds, navigating landscapes without maps or fences. The partnership was mobile. The dog was not a farm animal. It was a hunting companion, a sentry, and — the genetic data suggests — a chosen one. The ancient genomes show evidence of selection for traits associated with tameness and social bonding at least 20,000 years ago, long before selection for traits associated with herding or guarding appeared. [1]

Humans chose companionship before they chose grain. The priority tells us something about what the species values, and it is not what the agricultural-revolution narrative assumes.

-- KENJI NAKAMURA, Tokyo