On average the normal yawn lasts six seconds.
7-10 seconds
No. They yawn for the same reasons we do.
September 11th don't forget o:<!!!!
they yawn because when you yawn it passes on to other people . so you yawn then someone's right next to you then i think they inhale then they start to yawn ?
yes they yawn quietly
7-10 seconds
3 sec
5 seconds. Btw, good question!
No. They yawn for the same reasons we do.
September 11th don't forget o:<!!!!
they yawn because when you yawn it passes on to other people . so you yawn then someone's right next to you then i think they inhale then they start to yawn ?
yes they yawn quietly
how do you know you yawn if you are sleeping?
No whales do not yawn.
Yes, yawn is an onomatopoeia.
Insects do not yawn. People necessarily do not yawn only when they are tired. Most people, after reading this, will yawn.
A yawn is normally a response to a change in activity, although if you did not get enough sleep, you could become tired and yawn.