| 1 | The male sperm fertilizes the female egg. | |
| 2 | Having the yolk unevenly distributed throughout the egg. | |
| 3 | And as a result they produced a quarter fewer eggs. | |
| 4 | They were preserving their eggs when very few of them were normal. | |
| 5 | "They were my sperm and egg bank, " he says. |
