When the princesses leave to make their own nests, they mate with both species of male from other colonies. Like their mothers, the new queens clone M. structor while laying M. ibericus eggs the normal way.As the authors of the paper note, this requires a massive rethink of the whole concept of species, because nature cares not what boxes we put things in.I assume @futurebird is aware of all this? ↑3/3#Science #Ant #Ants #Entomology