The change continues. During his time on the planet his body was in a constant state of rapid adaptation and evolution. the plant in question had ow gravity, but a humility and temperature. In order to better regulate his body temperature, as well as increase his bodies energy efficiency, the parasite inside him forced his body to take on a more reptilian design, even to the point of making him cold blooded. However once Don manages to get off the planet his body was adapted too and back to civilization, he finds himself again in a state of adaptation. Though his changes are more subtle then before they make him into a something better suited for survival in the deep reaches of space. A creature that has a fighting edge in this war for survival.