Even more amazing is the architecture of the complexes of rooms and tunnels they build below the surface, somehow cooperating, and how they can repair it when it’s damaged. They seem to have a group mind going on that somehow comprehends the structure and how to coordinate thousands of ants to build and maintain them.
See page one of this article, which has a nice picture.
This one is amazingly large
Scientists do not know how this is even possible, especially without some sort of collective intelligence/consciousness involved. It’s one of several topics where one can make people who are very closed-minded about only physical mechanical explanations uncomfortable and defensive.