Talking about feral dragons here. ... For example: walking in the grocery store ... I know it’s pretty normal to do that with humans and most people wash (hopefully) their produce before eating it anyway but our hands also aren’t touching the filthy floor all the time.
The question does not follow from the premise. You are basically asking "If a group went against social norms would they be shamed for it?".
Also:
feral
adjective
Synonyms of feral
1: of, relating to, or suggestive of a wild beast
2a: not domesticated or cultivated : wild feral animals
https://www.merriam-webster.com/dictionary/feral
Why would feral dragons go to the grocery store?
I think the word you were looking for is Quadrapedal.