Lips are used for eating functions, like holding food or get it in your mouth. In addition, the lips serve to close the mouth airtight to hold food and drink inside, as well as to keep out unwanted objects. Doing a narrow funnel with the lips, the mouth suction is increased.
Human Lips are Unique – Many animal species are the lips, of course. But human lips have such a clear distinction between pink, red, and areas surrounding skin, according to LiveScience. Scientists call this “Scarlet border.”
You can’t kiss without Lips – It is hard to kiss without lips, and some scientists believe that kissing plays a key role in choosing a partner. It seems that the locking lips brings potential partners, close enough that they share biological information via sniffing other’s pheromones. Women are believed to prefer the scent of men whose immune system is different from their own pheromones, and may be the key to this definition.
Lips are Sensitive Organs – Did you know that the lips are one of the most sensitive organs in the human body? They have more than one million nerve, but they do not have any type of a defensive membrane for protection.
Big Lips – When it comes to attracting the opposite sex, women with big lips get more success. The converse is not always true. Women often prefer to meet men with medium-sized lips.
Download Lips PNG images transparent gallery.