What Does a Martian Look Like?

"A fascinating and useful handbook to both the science and science fiction of extraterrestrial life. Cohen and Stewart are amusing, opinionated, and expert guides. I found it a terrific and informative piece of work-nothing else like it!"
-Greg Bear

"I loved it."
-Larry Niven

"Ever wonder about what aliens could be like? The world authority is Jack Cohen, a professional biologist who has thought long...