[kissickas]

It does say the fruit has been changed by humans, so presumably there is some evidence supporting that.

>Back when the giant beasts roamed the earth, the avocado would’ve been a large seed with a small fleshy area—less attractive to smaller mammals such as ourselves. Through cultivation, humans have bulked up avocados so there is more flesh for us to eat.

[maxerickson]

It also mentions that there are still wild varieties around.

Those could still show some effects of cultivation though, it depends on how much information there is too study and so on.