Reindeer Noses Really Do Glow Red
Clip: Season 35 Episode 6
Reindeer traditionally pull sleighs and have a popular reputation for red, glowing noses. But behind this folklore there is some surprising truth – an in-genius adaptation which helps them survive the extremes.
Aired: 01/11/17Video has closed captioning.
The full episode is no longer available for online streaming. Why?
Please continue to enjoy extra(s) from this episode.