Reindeer populations are in trouble around the world, and in China, the iconic animals are on the decline largely because of inbreeding, according to new research. Some folklorists say Christmas tales ...

They’re big, they’re tough, and they’ve been a popular holiday feature for a couple of centuries now. This week, we’re separating Christmas myth from year-round reality, all about reindeer. *We’ll ...

If Santa and his sleigh traveled at 10% the speed of light, Rudolph’s nose would be blueshifted to look orange as he ...

The good news for Santa is that reindeer, a species found throughout Arctic regions of the world, seem to be hanging on pretty well despite global warming shrinking their habitat. But the bad news is ...

It's getting harder to find Rudolph playing reindeer games — and researchers say climate change may be to blame. The big picture: The declining reindeer population isn't just worrying Santa. They're a ...

While real-world reindeer can’t actually fly, they do have a biological magic trick hidden up their sleeves. When the long Arctic winter comes, reindeer switch their eyes into night mode, allowing ...

There are a lot of myths about reindeer, and at least one of them is true: They live in remote areas way up north that get a lot of snow. Living in that winter wonderland can be a challenge when your ...

Rudolph the fictional reindeer was famous for his oddly colored nose, but his true-life cousins have eyes that change color depending on the season. In the summer, an interior part of the eyes of ...

You know Dasher and Dancer and Prancer and Vixen, Comet and Cupid and Donner and Blitzen. But did you know that all of Santa’s reindeer are actually…ladies? A wildlife biologist has confirmed the ...

In the last century the childlike Eskimos of Alaska, fascinated by the white man’s guns, began shooting walrus and caribou with more enthusiasm than discretion. That, plus annual fluctuations in the ...

Rangifer tarandus, better known as reindeer (or caribou in North America), have quite a genetic tale to tell. As ruminants, they’re genetic cousins of cows and sheep, but as members of the Cervidae ...