They are repudiated by human beings, but cockroaches are very social insects and could teach us a lesson. Unlike hierarchical ants and bees, cockroaches live intimately linked in egalitarian societies based on social rules and structures; they are able to make collective decisions for the good of all. Ants and bees have a dominant queen, who has the privilege of creation, the rest of the thousands of insects are just workers. This system is different from the cockroaches society where every one is 'allowed' to mating and procreation. For cockroaches, it seems, cooperation comes naturally...