Both whitetail deer and reindeer shed their antlers annually ... while they become much harder during the winter. This adaptation allows them to better traverse their seasonal migrations without ...

Unlike other deer species, both male and female reindeer grow antlers. However, males shed theirs after the mating ... In preparation for winter, female reindeer accumulate up to 50% body fat ...

If temperatures rise again, food may be trapped under ice during a critical time for packing on winter ... antlers from the permafrost. Isotope analysis on these branching bones, shed and regrown ...

“Our reindeer were too weak for the long journey.” In the winter of 2013-14 ... and a reindeer, antlers down, bursts inside. It pauses in front of the fire, shakes vigorously, and flops ...