STRANGE, HE TOLD HIMSELF. All right, it might be strange, but if it worked, what difference did it make? So the planet’s denizens were sexless because there was no need of s*x—what was wrong with that? It might, in fact, Duncan admitted to himself, head off a lot of trouble. No family spats, no triangle trouble, no fighting over mates. While it might be unexciting, it did seem downright peaceful. And since there was no s*x, the Cytha species was the planetary mother—but more than just a mother. The Cytha, more than likely, was mother-father, incubator, nursery, teacher and perhaps many other things besides, all rolled into one. In many ways, he thought, it might make a lot of sense. Here natural selection would be ruled out and ecology could be controlled in considerable degree and mutat