Not in the same way that people 'burp' but they can and do 'gulp' air.
yes
yes if you dont burp you will be disrespected from that family or group of people
well of course! like omg becky why not? Isnt it hot when people do?!
To be rude or to make you sick!!
People burp because of air that needs to come out. Usually after eating, you burp because when you eat food, you might eat air so the air comes out.
No
a dog burps in there mouth not like people
Yes, mute people can still burp because burping is a natural bodily function that does not require vocalization. Muteness typically refers to difficulty or inability in speaking, but does not affect other bodily functions.
no
gas captured in stomach, usually swallowed.
becatuse theoy souocokt