
Giraffes have dark-coloured tongues. The classic explanation of this is that it protects against sunburn.
In ultraviolet, their tongues are bright white, likely for the same reason.
Originally posted at stories.starmind.org.
Giraffes have dark-coloured tongues. The classic explanation of this is that it protects against sunburn.
In ultraviolet, their tongues are bright white, likely for the same reason.