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Candling Fresh Eggs
Week 1 of Incubation
Weeks 2 and 3
Week 4 of Incubation
farm:candling:day_8

Candling During Incubation: The Second and Third Week.
DAY 8 duckling development image
From Daily Changes in the Weight and Form of the Developing Chick Cornell Bulletin 205, by Dr. A. Romanoff (1931) duckling development image
What's Happening Now
Rudiment of 5th toe wing bent in elbow; ear passages visible; can see 5th toe
legs and wings almost complete (except in size); start of feathers egg tooth 3 major segments of wing and leg clearly visible; leg bent; feather germs: back; egg tooth distinct
Web between 1st and 2nd digits first movements of eyelids detected; independent limb movements; feather germs: down side
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What to Look For
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What to Watch Out For
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If you are not sure whether the embryo is OK or not, wait another few days.

farm/candling/day_8.txt · Last modified: 2020-05-09 14:34 (external edit)