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University of Nebraska–Lincoln

UNL Extension in Lancaster County

4-H Embryology

"4-H teaches science and life skills at school, home and on the Web".

Each egg in the incubator is checked to see how the embryo is growing. The eggs may be checked several times before they hatch.

Photos


Candling Eggs in the Classroom

Thank you to Mrs. Weatherholt's and Mrs. Boyles' 3rd grade classrooms at Campbell Elementary School in Lincoln, Nebraska for allowing us to take photos of their candling session


Chicken Eggs on Day 12 of the Incubation Period


Duck Eggs

Candling Eggs in the Classroom

Lancaster County, Nebraska
4-H Embryology Resources


Contact Information

University of Nebraska-Lincoln
in Lancaster County
Web site: lancaster.unl.edu
444 Cherrycreek Road, Suite A,
Lincoln, NE 68528
| 402-441-7180

Candling Movie Clips



Chicken Egg - Day 7


The embryo - Day 7:

Here is what a chicken embryo looks like at Day 7. Can you find the eyes? wings? and beak?

Chicken Embryo Day 7

Candling Photo - Day 7:

Do you see the shadow of the embryo. Look for the dark spot. Compare it to the embryo photo above. You can click on the image for a larger view.

Candling Chicken Egg - Day 7

Day 7 Embryo + Day 7 Candling Photo:

We put the photo of the embryo (above) over the shadow in the egg. Now you can see how the embryo would look in the egg. You can click on the image for a larger view.

Candling Chicken Egg - Day 7