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 ...

Reindeer's noses may not glow red, but these creatures of cold climes have evolved the ability to change the color of their eyes to help them thrive in dark, northern winters.

While reindeer no longer live in our backyards, if they ever happen to be flying by, watch for their luminous blue eyes. It turns out they probably don’t really need a glowing red nose to see ...

While reindeer are famous for pulling Santa’s sleigh, it’s their vision that really sets them apart. Unlike other mammals, reindeer can see light in the ultraviolet spectrum. Skip Navigation ...

Scientists have known for years that mirror-like tissue in reindeer eyes changes color from a greenish gold in the summer to vivid blue in the winter, ...

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 ...

Reindeer noses may not glow red, but these creatures of cold climes have evolved the ability to change the color of their eyes to help them thrive in dark, northern winters.