A Suburban Farm of 6th Happiness.

Public Domain Photos: Chick Development in the Egg

The following photos are from the Bureau of Animal Industry, United States Department of Agriculture, as printed in “Our Domestic Birds: Elementary Lessons in Aviculture” by J H Robinson (1913).  Click to enlarge:

Fresh Egg.

Infertile egg after 24 hours’ incubation.

Fertile egg after 24 hours’ incubation.

Fertile egg after 72 hours’ incubation.

Fertile egg after 7 days incubation.

Chick in egg, just before hatching.

Chick hatching from egg.

Brown Leghorn from OUR DOMESTIC BIRDS ELEMENTARY LESSONS IN AVICULTURE BY JOHN H. ROBINSON (1913)

Chick, 1 day old.

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