 Now the species that conducts amputations does not have these antibiotic compounds at their disposal, so they have to use these amputations basically to save the injured. So two different strategies in two very different species of ants. But both painting a picture of really sophisticated understanding of, I guess, their own bodies, their own societies by ants. Is that something that was a surprise to you, or perhaps it's something that drew you to this field of research?