Is the smile unique to humans?

[jamesduncan]

Is the smile unique to humans?

A smile is a smile

When a wolf shows his teeth,.,./\,./\.,.,

.,.,.,..,.He means business

When we humans show our teeth it’s called a smile

Is the difference an evolutionary thing and once upon a time we smiled for the same reason wolves smile today-?

is a smile universal-? Just asking -

Dada smile:
http://tinyurl.com/kpsv7cj

Now this IS a smile--
http://tinyurl.com/p2pzhs3

Why is a human smile so different than other mammals-?​

 

[impuretrash]

It's not.

 

[Billy_Kinetta]

Is the smile unique to humans?

A smile is a smile

When a wolf shows his teeth,.,./\,./\.,.,

.,.,.,..,.He means business

When we humans show our teeth it’s called a smile​

Well, sometimes it also means business.

 

[monkrules]

"Is the smile unique to humans?"

No.

I think I've seen trump try to smile.

 

[jamesduncan]

The reason trump holds his two right hand fingers together is because he just picked his nose before coming out to speak and he want's to save it for latter

 

[Disir]