But wouldn't you agree that they have evolved over time to be able to do more complex tasks? Some things that some insects do are pure genius; things that humans could never think of, but that's mostly due to our reliance on technology and doing what we're told. If ants or other insects evolved over time to have different behaviours, surely they have some unique thought patterns. These articles and many others are interesting:
One of the biggest misconceptions most people believe is that knowledge is synonymous with intelligence. Intelligence is a means of acquiring knowledge. It goes without saying that the more intelligent you are, the better chance you have of acquiring knowledge. But it's not as black and white as that. A depressed genius may be outsmarted in the social hierarchy by a man seen as less intelligent but mentally stable, because due to this stability, he can gain unlimited knowledge. Let's take knowledge out of the picture for a moment. How would we survive in the wild without the tools we've crafted through knowledge over many, many generations? That is intelligence. Intuition is born from intelligence.