The population of the iconic species is shrinking in the long term, but continued conservation efforts can help save it.

A new report from WWF‑Mexico shows that the endangered migratory eastern monarch butterfly is showing promising signs of ...

The Western monarch population has plunged more than 95% since the 1980s, and has a more than 99% chance of extinction by 2080. Western monarchs primarily spend winters along the California coast.

Every autumn, millions of monarch butterflies travel more than 4,000 kilometres from southern Canada to the forests of ...

Mexico's monarch butterfly population jumped 64% in 2026, offering hope even as experts warn the species remains at risk of ...

Adult monarch butterflies are large with bright orange wings, white spots and black veins and boarder. The U.S. Fish and Wildlife Service is recommending federal protections for the species as factors ...

A first look at new research from the forests of central Mexico.

The U.S. Fish and Wildlife Service announced on Tuesday plans to list monarch butterflies as a threatened species under the Endangered Species Act, marking a critical step in preserving the ...

The insects covered its largest area since 2018, despite threats from habitat loss, climate crisis and pesticides ...

Creating a haven for monarch butterflies in your backyard is more than just a joy for the eyes, it’s a crucial way to support ...

A bigger winter colony could mean strong spring movement through the region.

These flowers are gorgeous for you—and a feast for monarch butterflies.