books.google.com - In this book, the author challenges accepted wisdom about gender identity and sexual orientation. She takes on the medical establishment, the Bible, social science - and even Darwin himself. She leads the reader through a ... discussion of diversity in gender and sexuality among fish, reptiles, amphibians,...http://books.google.com/books/about/Evolution_s_rainbow.html?id=dASsUFtN57sC&utm_source=gb-gplus-shareEvolution's rainbow
