According to most experts, all modern dog breeds are posited to have originated from Southeast Asia. There, thousands of years ago, humans interacted with local grey wolf populations and eventually domesticated them. Humans used artificial selection, or selective breeding for certain traits, to mold dog species for different utilities. Centuries of artificial selection have given us modern dog breeds and continue to create new dog breeds today. Learn about three breeds of dogs that were selectively bred due to geography from a new article about the geography of dogs from Claire Y. Weber.