insects don’t emote in a way we can perceive. The ones that do typically express it by secreting some kind of chemical which we either can’t perceive or can’t intuitively interpret. So if it’s in pain, we can’t really tell.
a lot of insects pose a challenge to our own survival. For example, insects getting into our food can make us sick. Some insects spread disease by contact or biting. This has caused humans to develop an instinct to fear, avoid, and/or kill insects on sight.
I think there are two main reasons:
insects don’t emote in a way we can perceive. The ones that do typically express it by secreting some kind of chemical which we either can’t perceive or can’t intuitively interpret. So if it’s in pain, we can’t really tell.
a lot of insects pose a challenge to our own survival. For example, insects getting into our food can make us sick. Some insects spread disease by contact or biting. This has caused humans to develop an instinct to fear, avoid, and/or kill insects on sight.