even Donner and Rudolph — in all likelihood, they’re all female. The key piece of information is the antlers. Unlike other deer species, both male and female reindeer grow antlers. However ...

All of this means Santa’s reindeer could be female or castrated males, since they usually keep their antlers during Christmastime. There’s truth behind the legend of Rudolph’s red nose.

And the team is led by one reindeer named Rudolph with a glowing red nose ... They have long legs, antlers, and crescent-shaped hooves. There are two varieties of reindeer: tundra and forest.