My index and ring fingers are the same length. And just for fun, I found the following statement...
And finally... To discover if you have a male or female brain, clasp your hands together so your fingers entwine. Now look at your thumbs. Which thumb is on top? If you are a man, the odds are it will be the left thumb. If you are a woman, it is more likely to be your right thumb.
Right thumb on top suggests the left half of your brain is dominant, which scientists believe gives you the more female attributes of being verbally skilled and having empathy.
Left thumb on top suggests the right half of your brain is dominant and that you excel in the male attributes of being visually and spatially aware