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How are bird eggs made




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User Samarpan
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2 Answers

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Hi there! Hopefully this helps!

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The eggs are inseminated inside the female. Then the hard-shelled egg extends within the female. The hard-shelled eggs have a fluid-filled amnion, a thin membrane developing a closed sac throughout the embryo.

User Jonathan Willcock
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a bird lays the egg .
User Braudy
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