What Does a Martian Look Like?

"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 and hard about the vast realm of possibilities. This is an engaging, swiftly moving study of alien biology, a subject with bounds and constraints these authors plumb with verve and intelligence."
–Gregory Benford

"A celebration of life off Earth. A hearteningly optimistic book, giving a much-needed antidote to the pessimism of astrobiologists who maintain that we are alone in the universe–a stance based on a very narrow view of what could constitute life. A triumph of speculative nonfiction."
–Dougal Dixon, author of
After Man: A Zoology of the Future