Our aggression is child's play when compared with "the alien's"

Judging from what we've seen from Sci-Fi movies, you're absolutely right. But we can't certain, there may be aliens, somehwere in the universe, but what if humans are the most evolved and advance specie in the universe?

And we could end up being the aliens invading other planets in search of a new home. Since our planet is rapidly getting destroyed daily by our selfish activities.

Just a thought