Eastern Monarch Butterfly Population Holds Steady

Monarchs Overwintering in Mexico Down 53%

More monarch butterflies migrating back to Pennsylvania this spring, but population remains threatened

Scientists Are Still Baffled by Monarch Migration, Smart News

Hand-Reared Monarch Butterflies Are Weaker Than Their Wild Cousins, Smart News

Monarch butterfly population rises a little, but still perilously low

Monarchs are on the rise in California. Is the crisis over? - Los Angeles Times

Monarch Butterfly Population Drops by Nearly One-third

The Monarch Butterfly Has Been Added to the Endangered Species List - RELEVANT

After Thanksgiving Count, Western Monarch Near Extinction - Bay Nature

In Midwest, Monarch Butterflies' Flutters May Be Far Fewer - The New York Times

Monarch butterfly populations may be more stable than previously thought