Yawning It is actually still an unknown mystery of life. Though there are good hypotheses supporting why humans and animals yawn, they are not conclusive.
Any explanation about why we yawn will have to explain a number of interesting observations:
(This theory could be true, because I've never yawned while playing sports or running a mile before.)
Sometimes we just need oxygen and that's what yawning is for
No. They yawn for the same reasons we do.
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.
The word 'yawn' is both a verb (yawn, yawns, yawning, yawned) and a noun (yawn, yawns). Examples:Verb: I began to yawn in the middle of the lecture.Noun: The comedian's joke met with a big yawn.An adjective is a word that describes a noun, for example: a big yawn.
to yawn is 'bailler' in French.
Bear yawn
it's when you yawn real big