| 11. | In the United States, laying hens are butchered after their second egg laying season.
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| 12. | If the queen's egg laying declines, the workers raise a number of new queens.
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| 13. | Egg laying takes place between October and January, with clutch sizes averaging three eggs.
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| 14. | Evidence suggests that egg laying and nest building are additional traits shared by all dinosaurs.
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| 15. | The nesting time is from July to August & egg laying from August to September.
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| 16. | The temperature averaged about 17 �C in the months immediately before and after egg laying.
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| 17. | Peak egg laying was observed from February to May.
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| 18. | Egg laying generally takes about one day per egg.
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| 19. | They arc out to the sides during egg laying.
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| 20. | This continued egg laying means more eggs are laid than would occur under natural conditions.
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