Interesting things, ants. For black ants, the large flying ones are future queens, and the smaller flying ones are males. There will be a couple of days each year when the temperature and humidity are just right, and all the flying ants will emerge to mate. The males die off within a day or two, the queens drop their wings and try to create new nests.

But if you want real nightmare fuel, ants recognise each other with pheromones. Normally, ants from two nests meeting will spot the different pheromones and attack each other. But Argentine ants can have nests sharing the same pheromones, which has led to supercolonies. The European one spans an area about 3800 miles long covering Spain, France and Italy. Millions of nests and quadrillions of omnivorous aggressive ants all co-operating together.....