Origin of the domestic dog as the Tibetan people. A population genetic analysis then showed a significant convergence between humans and dogs in Tibet. Like the Tibetan people, Tibetan mastiffs appear to have derived these benefits partially from the EPAS1 gene, acquired through introgression. In 2015, a study found that when dogs and their owners interact, extended eye contact (mutual gaze) increases oxytocin levels in both the dog and its owner. As oxytocin is known for its role in maternal bonding, it is considered likely that this effect has supported the coevolution of human-dog bonding. One observer has stated, "The dog could have arisen only
Small Greek Domestic Dog are often confused with the Longhaired Dachshund or a Cocker Spaniel mix. Their legs are longer than a Dachshund's which raises their belly and chest much more off the ground. The average height is around 28 centimeters. The coat of the Small Greek Domestic Dog is of three lengths, of very good quality, and is easy to groom. Sometimes, it is slightly wavy, but it should always feel silky. The coat is rich, dense and weatherproof. The sickle-shaped tail of the Small Greek Domestic Dog is usually long. The dog holds its tail up high, and has an elegant curve.