| 21. | Nocturnal ritual sacrifice was a common practice in many chthonic cults.
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| 22. | Cranwell's are nocturnal and rest with their eyelids open.
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| 23. | Many nocturnal organisms are believed to navigate using the scattered moonlight.
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| 24. | These huge eyes provide this nocturnal animal with excellent night vision.
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| 25. | It is assumed to be a nocturnal insectivore like other nightjars.
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| 26. | Cockroaches are mainly nocturnal and run away when exposed to light.
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| 27. | The white nocturnal flowers appear on the sides of the cephalium.
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| 28. | They are nocturnal and make nests from grasses or burrow underground.
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| 29. | The nocturnal slender loris could be common but is seldom seen.
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| 30. | They are mostly nocturnal, though sometimes active during daylight hours.
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