剧情介绍
Hehassharedourlivesfor20,000years.Alongtheway,hehashelpedusfindfood,keptourlivestock,protectedusfromourenemies,guidedusinextremeconditions,andsavedusfromperil.Now,hecomfortsus,relievinglonelinessandhelpinguscopewitholdage.Howdiddogscomeabout? 展开全部
