Maybe

There are actually scientific theories to this end. That plants more or less domesticated us and other creatures. We spread their seeds for them such as when we take fruit and leave it or discard seeds or excrete them complete with fertilizer to start them off. We cultivate agricultural plants and protect them and feed them and then we die and fertilize them.

I'm not high enough for this theory.

Technically, everything on earth lives off of each other, so you could say this is true