I Just Learned Why We Eat Turkey At Christmas, And I'm Gobblesmacked

I know there are some exceptions, but let’s be real here ― very few of us would eat turkey of our own volition. 

56% of us opt for the festive poultry at our Christmas table, regardless of whether we enjoy it the rest of the year. 

But why ― especially considering Christmas dinners in the Middle Ages used to feature a pickled boar’s head in place of the American bird?

(By the way, there was even a song written for the boar’s head ― it was sung as the platter was brought in, and went...