Reindeers may not have noses that glow red in the night, but they do have a marvelous body part that changes color in winter ...

Cats and many other animals, including most dogs, can reflect light from their eyes. That’s why cats’ eyes will usually shine brightly in photos taken in a dimly lit room or glow when illuminated in ...

It may sound unbelievable, but reindeer eyes change from a blazing gold in the summer to a deep, dark blue in the winter. However, this isn’t the kind of color change you might expect, as it usually ...

Life above the Arctic Circle is not easy — cold, wind, snow, a couple months of total darkness — but the creatures that live there have evolved to handle the harsh conditions. Arctic reindeer, for ...

You’ve no doubt seen the eye of a walleye turn glassy white in photos or when a light shines on it. And you’ve certainly seen a deer’s eyes shine in the headlights. These glowing eyes, which are also ...

Braidee Foote does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...