Tangle of Downed Oyamel Firs (IMAGE)

Entomological Society of America

Tangle of Downed Oyamel Firs

Caption

A tangle of downed Oyamel first shows the damage sustained in the Sierra Chincua overwintering area of the monarch butterfly in Mexico during a severe winter storm in March 2016. New analysis estimates 30-38 percent of the monarch butterflies there at the time perished in the storm.

Credit

David Kust/Entomological Society of America

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