This body language is common in both genders if they lack confidence. It could also be shyness. Or it might even be an act of politeness. Only the individual themselves can answer why because everyone is different.
I think it would be a hyena. Dogs also smile :) but I'm not sure if they do all the time. I think its hyena because it seems that they always have there mouth open, and when they do it looks like they're smiling :).
Cover your mouth and nose when you sneeze.
A smiling heart would be "un coeur souriant" in French.
One way to do it is to just use your hand and place it over their mouth. They may not think this is funny though.
It means you either forgot to cover your mouth when you sneeze or didn't even try to cover your mouth. The reason why sneezes smell bad is because the amount of bacteria and old saliva that was in your mouth sprays into the air as a fine mist or droplet spray when you sneeze. People then would be able to smell your sneeze by breathing in your saliva that was in the air when you sneezed.
kiss them
She would kill her own child . "I have given suck, and know how tender 'tis to love the baby that milks me: I would, while it was smiling in my face, have pluck'd my nipple from his boneless gums, and dash'd the brains out, had I sworn." (Act 1, scene 7, line 59-64)
He has a low testosterone level.
Smiling shoppers
It means you either forgot to cover your mouth when you sneeze or didn't even try to cover your mouth. The reason why sneezes smell bad is because the amount of bacteria and old saliva that was in your mouth sprays into the air as a fine mist or droplet spray when you sneeze. People then would be able to smell your sneeze by breathing in your saliva that was in the air when you sneezed.
"I would, while it was smiling in my face, have plucked my nipple from its boneless gums and dashed the brains out had I so sworn as you have done to this." Actually what she means is that she would murder her infant if she had sworn to do it.
Something that is covered is not exposed. An example of this word in a sentence would be, "We kept the food covered with foil to keep the bugs away from it."