Why is a giraffe's tongue purple?

Answer

The giraffe has an amazing long tongue that is a shade of purple. It can measure as long as 18 to 20 inches long so that giraffe's can eat leaves high up in the trees. It is believed that their tongues are purple to prevent it from being burned by the sun.
Q&A Related to "Why is a giraffe's tongue purple?"
So it will not get sun burnt in the blistering African sun. If it were pink, it would burn.
http://wiki.answers.com/Q/Why_is_a_giraffe's_tongu...
Polar bears. Giraffes.
http://www.quora.com/What-animals-have-purple-tong...
T is thought that the dark color of their tongues protect them from getting sunburned
http://www.chacha.com/question/why-is-a-giraffe-to...
last night when I went to bed, I took 800 mg of lsd. this morning when i woke up, my tongue was purple and my bed was on the sun but it was cold and ohmygod i think i'm dead but i
https://answers.yahoo.com/question/index?qid=20120...
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