The Highest Butterfly in North America Recorded
Perched in the alpine zone of Mount Whitney, the highest peak in California, is a population of Chryxus Arctic subspecies known as the Ivallda Arctic (Oeneis chryxus ivallda). Thanks to Zachary MacDonald and his colleagues who found it, its also known as the highest butterfly in North America. The team published their findings recently and it is now shared with e-Butterfly.