The eggs came from the mother's stomach
All eggs that have a hard or semi hard shell are fertilized before being laid.
The duck laid eggs in its nest before leaving.
Before they are formed and laid.
The egg. Dinosaurs laid eggs long, long before chickens existed.
Eggs came before chickens because reptiles and amphibians laid eggs before chickens ever even evolved.
Before they became extinct, the dodo laid their eggs in rudimentary nests of sticks on the ground.
Because the Hen who laid the egg didn't have sex (no abuse, just the answer to the question) with a Rooster before she laid the egg, so it was not fertilised
It takes up to 15 weeks before she lays her eggs.
Eggs laid on land are hatched on the land and eggs laid in the water hatch in the water. *o*
A sea turtle's eggs get laid in sand.
It depends on how old it is, and how many it has laid before.
Snakes lay eggs through a process called oviparous reproduction. Female snakes produce eggs internally, which are then laid outside the body. The eggs are fertilized by male snakes before being laid. Once laid, the eggs are incubated either by the female or by the environment until they hatch into baby snakes.