This question is brought to you courtesy of my youngest daughter who, whilst I was blithely slicing a cucumber for a salad, remarked that did I know that they feel pain (having a cucumber version of a “nervous system”).
Egads!
At least I could not hear it screaming (being as I am an older person who has lost that part of the hearing range), but it did raise the question:
Ceenoa 
Happiness is kind words from a friend …..