The amazing reason giraffes have black tongues

Giraffe Sticks Out Tongue
Giraffe Sticks Out Tongue

Giraffes are unique in many ways - and one of them is the color of their tongues.

Strangely, the animals' tongues are of a very dark hue, often appearing to be completely black.

But as is so often the case, Mother Nature made them that way for a very good reason.

Find out what it is in the video above.