The facility's original design included a display case for visitors to observe the actual emergence of the butterflies from their chrysalids. |
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To test if this timing is controlled by an internal clock, the researchers exposed the chrysalids to total darkness. |
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He says that within Europe there are no restrictions on sending eggs, chrysalids, and pupae from one country to another. |
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Members of the Labyrinth Youth Group will be staging their version of The Chrysalids, based on the novel by John Wyndham, later this year. |
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