The egg must be fertilized within 12 to 24 hours.

"Sort of like the idea that an egg can be fertilized only once."

The eggs were fertilized last year, before the couple's marriage broke down.

At that time all the eggs are fertilized, and ready to hatch.

The eggs will be fertilized and sink to the bottom of the lake.

When the eggs are fertilized, they're put back inside your uterus.

If an egg is fertilized by a male, it always develops into a female.

The eggs can then be fertilized in a laboratory dish.

Once it stopped the presses when a baby was born of an egg fertilized outside a woman's body.