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Conservationists Release 483 Silverspot Butterfly Larvae in Oregon

7/2/2025

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Summary

Story summary

In a heartening effort to revive the endangered Oregon silverspot butterfly, conservationists from the Oregon Zoo released 483 larvae at Saddle Mountain. Once thriving across the region, these butterflies now cling to survival in fragmented habitats. This year alone, nearly 2,000 caterpillars have been reintroduced to the wild, thanks to collaborative efforts since 2000.

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Story summary

In a heartening effort to revive the endangered Oregon silverspot butterfly, conservationists from the Oregon Zoo released 483 larvae at Saddle Mountain. Once thriving across the region, these butterflies now cling to survival in fragmented habitats. This year alone, nearly 2,000 caterpillars have been reintroduced to the wild, thanks to collaborative efforts since 2000.