Gray wolves survived the ice age by changing their diet

Gray wolves became one of the largest predators to survive the last ice age by changing their diet, according to a new study from the Canadian Museum of Nature. The research suggests that wolves survived by adapting their diet over thousands of years. The wolves transitioned from hunting horses during the Pleistocene to primarily relying on caribou and moose today.  The researchers analyzed evidence preserved in the teeth and skull bones of both ancient and modern gray wolves. The specimens were all collected in the Yukon,  and …