| 11. | The incubation for the Ebola virus is up to 21 days.
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| 12. | The incubation period of the disease is two to 21 days.
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| 13. | The disease has an incubation period of four or five years.
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| 14. | Incubation lasts from 45 to 75 days, depending on region.
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| 15. | Incubation takes 32 days and the newly hatched young are precocial.
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| 16. | The first egg hatches after 31 to 36 days of incubation.
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| 17. | However, they do become discoloured over the course of incubation.
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| 18. | Incubation is by the female only and lasts around 3 weeks.
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| 19. | Incubation lasts for 21 days and is done by both sexes.
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| 20. | Incubation lasts 22 24 days and is performed by both parents.
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