Since the author of this work, Paul Kieniewicz, writes such excellent reviews of the work of others it is daunting to do his work justice without giving too much away. This is a deeply philosophical work but the philosophy is worn very lightly, and well camouflaged within a plot that wholly engages on its own terms.
It would be tempting for the genre fundis* to call this science fiction, but as this work itself reveals what was fiction once is fiction no longer. An imaginative genetic interspecies is now plausible, given the recent announcement of the hubris of science to construct its own variations on what evolution has painstakingly refined over millennia. The world of ‘synthetic genetics’ is already upon us, with inbuilt self-destruct genes in case things go badly wrong. Which goes to show that irresponsibility is now tossed off with ‘we’ve made provision for our possible thoughtlessness, calm down dear…’