Hehassharedourlivesfor20,000years.Alongtheway,hehashelpedusfindfood,keptourlivestock,protectedusfromourenemies,guidedusinextremeconditions,andsavedusfromperil.Now,hecomfortsus,relievinglonelinessandhelpinguscopewitholdage.Howdiddogscomeabout?
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