books.google.ca - What are the relations between the shape of a system of cities and that of fish school? Which events should happen in a cell in order that it participates to one of the finger of our hands? How to interpret the shape of a sand dune? This collective book written for the non-specialist addresses these...http://books.google.ca/books/about/Morphogenesis.html?id=QRVVjEAEfQsC&utm_source=gb-gplus-shareMorphogenesis