There's also a significant difference in the robustness of the designs. All organisms are capable of healing themselves. There aren't many machines or computer programs that can really do this, and the ones that can do so only in a very limited fashion. Of course, the intelligence used to direct the evolution of technology arose out of biological evolution. Leads one to wonder if the evolution of technology will give rise to something else.
Evolution happens , present tense as much as past.
Almost every process is a form of evolution, or shares some attributes of it. Every decision you make contributes to the evolution of whatever you're working with, be it a computer program, a Harley, or your love life.