1 Tongue Rolling Wed Feb 03, 2010 7:35 am
Emilia
Administrator
The ability to tongue rolling is an interesting one. It was once believed that it was inherited and a dominant trait. But a look at identical twins has found that in some twins, one can roll and one cannot. So it is still unclear how some people can roll their tongue and some can not.
Can you?
Can you?
Last edited by Emilia on Fri Jul 16, 2010 12:59 pm; edited 1 time in total