animal
The Dog ( Canis lupus familiaris ) is the subspecies servant of Canis lupus , a mammal of the family of Canidae (Canidae), which also includes the Gray Wolf and the dingo , domestic dog returned to the wild. The Wolf is the first animal species to have been domesticated by humans for the use of hunting in a Palaeolithic human society which then did not master either agriculture or animal husbandry. The line of the dog genetically differentiated from that of the Gray Wolf about 100,000 years ago 1 , and the oldest confirmed remains of canid differentiated from the Wolf line are 33,000 years old, according to sources 2 , 3 or 12,000 years 4 ; beef 5 (see Domestication de Bos taurus ) and goats will be domesticated around −10,000. Prehistory , the dog accompanied the human being during all its phase of sedentarization , marked by the appearance of the first agricultural civilizations . It was at this time that it acquired the capacity to