One of our quirks as a species is that we think our food is bland if it doesn't have enough poison in it.
(thelemmy.club)
This isn't exclusive to humans. Tons of animals actively seek out and consume mind altering substances that are generally poisonous. Elephants eat rotting fermenting apples to get drunk, monkeys steal alcoholic drinks from beach resorts, cats inhale cat nip, big cats like lions like to eat psychedelic mushrooms, and dolphins prick themselves with puffer fish poison spines