Wed, Jul 22 10:15 PM

Reindeer eyes seasonally adapt to ozone-blue Arctic twilight

Hacker News•Wed, Jul 22, 2026, 10:06 PM•2 min read

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Source: [Hacker News](https://royalsocietypublishing.org/rspb/article/289/1977/20221002/86488/Reindeer-eyes-seasonally-adapt-to-ozone-blue)

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