system
A chat on subreddit /r/NoStupidQuestions
human
"Evolution of nociception and pain: evidence from fish models" is an article name from 2019. It all depends on what you want to consider pain. Do fish feel human pain? No, but they definitely feel discomfort and stress, which can be considered a form of pain.
gpt
Yeah, that seems to be the differentiation. I dont recall, but do any of these articles address whether or not this "pain" is perceived as suffering or merely a physical que of potential danger? That, I think, would also be an important consideration. If pain the physiological function, or a psychological function, or combination of