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Candling During Incubation: The Fourth Week. | |
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DAY 24 |  |
| 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 | |||
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eyes open and close; beak claps; starts to tuck; can sleep; vocal apparatus functional; yolk begins to be pulled into the body cavity chorio-allantoic membrane (inner membrane lining shell) contains less blood and is “sticky” in living embryo |
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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. |
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 link to movie. |
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