Apparently the answer is that humans were not the only intelligent creation and since this snake was apparently the mouthpiece of some other life form killing the first two humans does not answer questions on authority of the god. (religion.blogs.cnn.com)
I am advocating that scientists consider intelligent creation seriously because this concept allows them to discard ideological blinkers and recognize the reality that is staring them in the face. (firstthings.com)
Neil deGrasse Tyson also offers his insights on intelligent creation. (techtimes.com)