Monkeys also develop gambling addiction: https://www.npr.org/sections/health-shots/2018/09/20/649846866/in-lab-turned-casino-gambling-monkeys-help-scientists-f

Monkeys also develop gambling addiction: https://www.npr.org/sections/health-shots/2018/09/20/649846866/in-lab-turned-casino-gambling-monkeys-help-scientists-find-risk-taking-brain-are https://www.npr.org/sections/health-shots/2018/09/20/6498468... Anyway, you can't explain much at all to a chimp, it isn't like you can explain he concept of "drug addiction" to a chimp either.