How long do chicken eggs take to hatch?: Quick Facts

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A yellow chick standing on one leg with its other foot resting on a brown egg, set against a white background.

Labeled diagram of an animal egg cut in half, showing structural components including the outer shell layers, inner and outer membranes, yolk with its membrane and germinal disc, and albumen with thick and thin egg white, chalaza, and chalaziferous layer.

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