They are closed, to denote a humorous state. It is a common thing in comics, to help convey emotional states without access to high enough resolution in their faces to see it naturally - e.g. an upturned corner of a mouth to indicate a smile could also have done it, except they have no mouths at all to work with here!
deleted by creator
They are closed, to denote a humorous state. It is a common thing in comics, to help convey emotional states without access to high enough resolution in their faces to see it naturally - e.g. an upturned corner of a mouth to indicate a smile could also have done it, except they have no mouths at all to work with here!
Inflation