01-16-2017, 03:22 PM 
	
	
	
		I'm not coder, but I wanna suggest that maybe this is due to critters themselves not being active until they're in range of a player. 
Fairly sure SpyGuy was made that happen at some point to save on resources.
	
	
	
	
Fairly sure SpyGuy was made that happen at some point to save on resources.

Goonhub