The Average human tongue is about three inches long.
Tongue muscles are the only muscles in the human body that work independent of skeleton.
Californian Nick stoeberl has the longest tongue ever recorded, 3.97 inches long , measured from the tip of the extended tongue to the middle of the top lip.
The human tongue works even while you are sleeping by pushing saliva down the throat.
The tube-lipped nectar bat has the longest tongue , which is longer than any other mammal.
Flamingoes has erectile tissue in their tongues. When feeding this tissue fills with blood and becomes rigid , which helps birds to stabilize their heads.
Abound 1/4 of the word's population are considered to be "supertasters", or people who have heightened sense of taste, Another 1/4 are considered to be "non-tasters" who are less sensitive tasters.
Thomas Blackstone holds the Guinness world record for the strongest tongue. He lifted a weight which was weighing 24 lb. 3 Oz.
After eating , the tongue helps to clean teeth naturally.
In most of the countries it is considered rude to stick one's tongue out. But In Tibet it is considered a greeting to stick out one's tongue.
Tongue has eight muscles out of which four are intrinsic muscles in the tongue are responsible for allowing the tongue to change its shape. And other extrinsic muscles in the tongue responsible for allowing the tongue to change its position.