A genetic study of the remains of four 2,000-year-old dogs recovered from two archaeological sites on the Korean Peninsula suggests that the canines belonged to a lineage separate from other dog populations in East Asia, according to the Korea JoongAng Daily. It had been previously thought that dog populations in East Asian shared a single lineage. Hyeongcheol Kim of the Gaya National Research Institute of Cultural Heritage, Suyeon Kim and A-reum Yu of the National Research Institute of Cultural Heritage, and their colleagues determined that ancient Korean dogs resembled the Australian dingo and the New Guinea singing dog. Korean dogs...