This month National Geographic did an article on twins including two famous tennis playing twins.
A Thing or Two About Twins
They have the same piercing eyes. The same color hair. One may be shy, while the other loves meeting new people. Discovering why identical twins differ—despite having the same DNA—could reveal a great deal about all of us.
Ranked number one in the world, the doubles team of Mike (at left) and Bob Bryan has won more than 70 championships, including Wimbledon in 2011. The 33-year-olds anticipate each other so well opponents accuse them of being telepathic.
- Bryan brothers top year-end doubles ranking for 7th time (cbssports.com)