More Overwintering Monarch Butterflies Died in March 2016 Snowstorm Than First Estimated

Monarch butterflies killed in winter storm

A much greater number of monarch butterflies perished in a snowstorm in March 2016 in Mexico than previously estimated, according to new research. Analysis of damage from the storm—and the ensuing salvage logging—sheds further light on the precarious state of the famed butterflies’ overwintering colonies. Approximately 30-38 percent of the monarch butterflies (Danaus plexippus) in […]

Scientists Document Illegal Logging in Monarch Butterfly Reserve by Using Drones and Satellite Photos

By Richard Levine Today I wrote a guest article for the Oxford University Press Blog. The monarch butterfly is famous for its migratory route, which can be as long as 2,500 miles. Unfortunately, the end of its destination is a mountainous part of Mexico that is home to oaks, pines and Oyamel firs, which are […]