We Should Have Known

According to the Alaska Department of Fish and Game, while both male and female reindeer grow antlers in the summer each year, male reindeer drop their antlers at the beginning of winter, usually late November. Female reindeer, however, retain their antlers till after they give birth in the spring.

Therefore, according to every historical rendition depicting Santa's reindeer in late December, the beloved reindeer, from Rudolph to Blitzen had to be girls!

We should have known. Only women would be able to drag a fat-old man in a red velvet suit all around the world in one night and not get lost.