Lesbian and heterosexual women respond differently to specific human odours, a brain-scanning study has found. The homosexual women showed similar brain activity to heterosexual men when they inhaled certain chemicals, which may be pheromones, the researchers say.
(Source: ohyeahdevelopmentalbiology)
All clownfish are born male. When they become adults, the largest, most dominant fish becomes a female, and the second largest becomes the breeding male. If the breeding female disappears, the breeding male (now the largest of the group) will become a female, and so on. In other species of tropical fish, when the ratio between males and females becomes imbalanced, dominant females may become males.
Palpitating fiction: Are romace novels bad for women?
A British medical journal says that romantic novels are an invisible yet potent threat to women’s sexual and emotional health.
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