They’re a symbol of conservation. But they might not need our help.
Monarch Migration Threatened By Climate Change, Deforestation : NPR
Monarch butterflies are endangered; Here's how you can save them, Life & Culture
Pesticides contaminate most food of western U.S. monarchs
Monarch butterflies denied endangered species listing despite shocking decline
Monarch Butterfly
Monarch butterflies raised in captivity can still join the migration
Monarch Butterflies Considered for Endangered Species Status
Hailing monarchs
For the Love of Monarchs: How We Joined the Push to Save a Beloved Butterfly (U.S. National Park Service)
The monarch butterfly is scientifically endangered. So why isn't it legally protected yet?
MONARCH BUTTERFLIES: From Michoacan to my garden
Opinion Monarch Butterflies Are in Decline. I Wanted to Help. - The New York Times
Want to save the Monarch butterfly? Support a better kind of farming. – Grass Roots Farmers' Cooperative
Monarchs face cold in return to Mexico - The Columbian
Monarch butterflies now classified as endangered