A study of extinct dire wolf DNA reveals surprises, including that the carnivores, made famous as fictional pets in Game of Thrones, weren't closely related to wolves.Even before appearing as fictional pets in the television series Game of Thrones, dire wolves had long captured imaginations. Weighing around 150 pounds, the creatures were larger than the heaviest of today’s . They roamed throughout large swaths of the Americas and preyed on now extinct megafauna, such as Ice Age horses and But much about them remains unknown. Where did they come from? How similar were they to today’s gray...…A study of extinct dire wolf DNA reveals surprises, including that the carnivores, made famous as fictional pets in Game of Thrones, weren't closely related to wolves.Even before appearing as fictional pets in the television series Game of Thrones, dire wolves had long captured imaginations. Weighing around 150 pounds, the creatures were larger than the heaviest of today’s . They roamed throughout large swaths of the Americas and preyed on now extinct megafauna, such as Ice Age horses and But much about them remains unknown. Where did they come from? How similar were they to today’s gray...WW…