Tis the season…for my 4 year old to ask me to sing Rudolph the Red-Nosed Reindeer repeatedly during any car trip longer than 30 seconds. My apologies to anyone who gets caught in the crossfire. My singing does not get better with repetition.
My kids also love the Rankin/Bass stop animation classic film Rudolph the Red-Nosed Reindeer. As you probably have come to expect, I have had a lot of time to wonder about how two seemingly normal reindeer could have a child with a glowing nose. Classic genetics is well-equipped to deal with this problem.
Both Santa and we should be very concerned about the genetics of red reindeer noses. According to Wikipedia, the Rudolph story dates back to 1939. There have probably been quite a few foggy Christmas Eves in the intervening years. According to the Pittsburgh Zoo, reindeer typically live for 10 years in the wild. While we can expect that Santa’s reindeer do a bit their those in the wild, it is clear that Rudolph alone would not be able to “guide Santa’s sleigh” today. Given their success breeding flying reindeer, it is not hard to imagine that Santa’s elves could generate a stable of red-nosed reindeer. How they would go about doing so would depend on how, genetically, Rudolph wound up with that first Red Nose. Continue reading