Human vs Monkeys

As more people comes in, some people goes out...
As city is over populated, some people move to suburb...
As suburb gets overcrowded, some more people moves to even more suburb area...
Then we get this:

and this....

and this....

and this....

(All credits to the photos above belong to stomp.com.sg)

Probably to the monkeys, it is:
As some people comes in (to the jungle), some monkeys goes out...
As the jungles get over populated, some monkeys just move to urban area
(and you get the idea)