Originally Posted by GreyWolf

An odd argument, but it illustrates the fallacy of assuming that intelligence is "evolutionarily desirable". There really is no such thing. What is desirable is that which breeds true. Is there an environmental niche that promotes intelligence? If so, it will succeed. If not, it won't. Given our current state of affairs, I wouldn't be surprised if, in a few millennia (no time in evolutionary terms), evolution has ruled out intelligence as a desirable trait.