There is a search cost. Enquist and his colleague Miguel Girones of the Netherlands Institute of Ecology in Nieuwersluis developed a mathematical model to test their theory. They found that monogamy is often the top choice when fertility is hidden, even among males who are used to having many partners. Classical explanations of sexual behavior always focus on the male. Triple Olympic champion Marion Jones said she has separated from her husband.
British women are still overwhelmingly in love with their long-term partners.
One of Britain's most notorious prisoners was married inside a highest-security prison. Blanchett's baby Actress Cate Blanchett and screenwriter Andrew Upton are expecting their first child this year. Flamboyant Menem Former Argentine President Carlos Menem married a Chilean beauty queen almost half his age. The Netherlands will issue a euro coin to commemorate the wedding of Crown Prince Willem-Alexander. A British sex change couple try and get their 20-year marriage legally recognized.