Although not African, the north American reindeer is related to the African antilopes?
And that male and female develop their horns in the summer?
And males lose their horns again in winter?
And females lose them in spring?
Therefore, Christmas reindeers are females! Of course: only females could endure to pull a sledge with a fat old man inside, dressed in a red velvet costume, during one whole night, around the whole world, without getting lost…