Migrating monarch butterflies hit shockingly low numbers

Mongabay
By Jeremy HanceJan 31, 2014, 8:57 am78 pts
The monarch butterfly population overwintering in Mexico this year has hit its lowest numbers ever, according to WWF-Mexico. Monarch butterflies covered just 0.67 hectares in Mexico's forest, a drop of 44 percent from 2012 already perilously low population. To put this in perspective the average monarch…

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