Originally Posted by awediot
I'm up later than usual so my thought probably isn't very profound, but why do most if not all alien movies assume that aliens are 1) intelligent, 2) capable of breathing our air, and 3) eager to eat and/or enslave us?
If there are "alien" species, they could easily still be single-celled organisms. or algae. or whatever the extraterrestial version of a mouse might be.