Eastern monarch butterfly population shows signs of recovery

The presence of monarch butterflies in Mexico’s forests grew by 35% over the past year—a sign of a fragile recovery after several decades of decline for the iconic species.The presence of monarch butterflies in Mexico’s forests this past winter was 35% greater than the previous year, according to WWF’s most recent survey of the region. This increase marks a sign of recovery—albeit a fragile one—and gives some reason for hope against a backdrop of several decades of decline for the iconic species.