One of the most remarkable migrations in the natural world – and the species that makes it – is at risk. Scientists have discovered a new threat to the North American monarch butterfly (Danaus plexippus), and have warned that one of Nature’s great phenomena may have less than a decade to survive.
Each year, the eastern population of monarch butterflies make the journey from Canada to their overwintering grounds in the forests of Michoacán, Mexico – one of the longest and most perilous migrations known in the insect world.
Now, illegal logging in the monarch’s overwintering ...
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