The babies have big eyes and tufts of hair that stick straight up, making them look like alert, crested birds. Gary smiles every time he looks at them.
Photos show the development of the twins, from embryos to today's lively babies.
Family Photo Album Page 1 and Page 2 Gary also went through a painful ordeal to produce these babies. A few years ago, he had surgery on his testicles to improve his sperm count. It didn't work. Kathy took drugs to stimulate her ovaries, then had eggs removed. Doctors cut into Gary's testicles to extract sperm, fertilized the eggs in a laboratory dish, then put the resulting embryos into Kathy's uterus.