But, back in 1975, we knew there was intelligent life down here.
How? Because only the mightiest of intellects could possibly have been behind the treats that awaited us when we opened the covers of Marvel UK's latest output.
It's the Invaders who'll soon be seeing stars, as they foolishly take on the Avengers.
The caption implies that Dracula is inside the room.
The picture implies he's outside the room.
Which is the deadly truth?
I never got to find out, as I never had the comic.
It's more escaping from the Planet of the Apes. Although escaping from the forearm of the apes appears to be a more demanding challenge.
It's a classic tale for Spidey.
But what I remember most about this issue is me suddenly realising that the colours on its cover consisted of tiny dots - and me therefore subsequently trying to colour in a picture by using tiny, hand-drawn dots.
I soon realised that such an act was more trouble than it was worth, and I never again dared repeat such a dread experiment.
Its the return of Tiger Shark - and the return of that cover from just five issues ago. Let's see how they compare.
My knowledge of the Mimic comes entirely from his early 1970s appearance in the Hulk's comic.
I always liked that tale.
Not having read it, I can make no comment about this one.