s It's hard to become a father because everything turns around the mother for a long time. But men also have a biological clock and baby fever. Nicke Lignell, Finnish actor and father ()f five children in 2003. (Hallsten 2005) Some may be motivated by romantic love, or a desire to carry on the family line, or a primeval urge to perpetuate the species. The London Financial Times. June 24-25.2006. Wl-2. The truth is, I've had a strong desire to make a baby ever since I turned 18. I still remember how I walked around with my five baby doIls as a child! Actress Nicole Kidman, mother of two adopted children, who longed to give birth in 2005. (Ala-Risku 2005) 147 13 INTRODUCTION Anna Rotkirch Contrasting Evolutionary Explanations of Proceptive Behavior WHAT IS "BABY FEVER"? There exists a strong lay perception that desiring children is something "natu- ral," "normal," and universal. In its more urgent forms, this desire is often re- ferred to through metaphors of babyfever or the biological clock. The biological yen being reinforced by the es, developing rapidly, if still gy. aring the incest theories of a Rotkirch and Heikki Sar- ohli, Claude Fischler, and