If humans were not the top of the foodchain who would rule the world?

Question

what do you think the world would be like.

Answer 1

I believe we are currently in the way of the ants, they certainly have us out numbered they live everywhere, even in the most high dollar neighbor hoods, and almost everything is food for them. so I say  ANTS

Answer 2

Nothing would rule because animals have no ego.

Answer 3

There would be no ruler, it would be a peaceful place for all animals to live with no building or skyscrapers, it would be a much better place.