Boston Globe: Researchers discovered a possible new butterfly species in Alaska and believe it could tell us more about the pace of climate change.
The Tanana Arctic, or Oeneis tanana, probably evolved from a rare hybrid when two butterfly species mated before the last ice age, according to a study published this month in the Journal of Research on the Lepidoptera.
While the butterfly could help shed light on the North American Arctic’s geological history, it can also serve as a sort of canary in the coal…

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