Orgasm and lesbian sociality

Orgasm is often seen as the most sensational aspect of sex, and, seemingly, it never ceases to fascinate. The female and the male orgasm hold different positions in research as well as in public debate, and the orgasm has been object of discussion within the feminist movement. This article is about sex and especially the female orgasm related to difference and power issues that feminism has raised over the last 30 years. In an attempt to bring new arguments and perspectives into account, empirical material, mainly consisting of interviews with lesbians, is analysed. This article discusses power issues in lesbian sex, and the main focus is on differences and power connected to the production of orgasmic sex. By extension of the analysis the author raises questions to be discussed in a heterosexual context.     

Age factors in sex differences in open-field activity of rats

Male and female Long-Evans rats were given open-field tests at 30 and/or 120 days of age. At 30 days of age, males and females did not differ in their open-field behavior. At 120 days of age, however, females locomoted more, reared more, and showed less wall-hugging than males, regardless of whether or not the animals had received tests in the open field at 30 days of age. The appearance of sex differences was due to an increase in the scores of the females between 30 and 120 days of age.     

Runway behavior of Siamese fighting fish,Betta splendens,for aggressive display and food reinforcement

Learning & Behavior - Fish were allowed to choose, in a T-maze, between various combinations of goalboxes containing either food or a mirror, or nothing. Only food and a mirror maintained...