Earth has been going through Hot, and Cold stages for billion of years.!!

[ReinyDays]

Maybe you didn't explain what you meant very well?

... or maybe you're one of these "below average" folk? ...

 

[ding]

... or maybe you're one of these "below average" folk? ...

Even if he’s not, an IQ of 100 isn’t that intelligent. But they do make excellent foot soldiers, cannon fodder and useful dupes.