Comment by gus_massa

9 hours ago

At very low doses, for example chewing the leaves of coke instead of using the high purified version, it's somewhat like drinking a coffee [1].

I expect the fish to be more active. A coffee patch would be a nice 4th group as another control.

[1] Chewing the leaves of coke is common in many countries of South America, https://en.wikipedia.org/wiki/Acullico

Coffee can do strange things to animals. There's a study where NASA gave various drugs to spiders to see how it affected their webs[0]. Coffee had a stranger effect on the web than marijuana.

[0] https://web.archive.org/web/20210327150247/https://arachnidl...