Length of ring and index fingers 'linked to sexuality' - BBC News - Finger size gay
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Women whose left index and ring fingers are different lengths are more of 18 pairs of female identical twins, where one was straight and the other gay. but not the straight twins, had different sized index and ring fingers. Take a look: is your index finger longer than your ring finger? They are not only claiming that the 2D:4D ratio is predictive of homosexuality.