From the JUN/JUL 2006 issue of Seed:
Joan Roughgarden thinks Charles Darwin made a terrible mistake. Not about natural selection - she's no bible-toting creationist - but about his other great theory of evolution: sexual selection. According to Roughgarden, sexual selection can't explain the homosexuality that's been documented in over 450 different vertebrate species. This means that same-sex sexuality - long disparaged as a quirk of human culture - is a normal, and probably necessary, fact of life. By neglecting all those gay animals, she says, Darwin misunderstood the basic nature of heterosexuality.Read the complete article.