Learn which monarch butterfly predators and parasites pose a real threat to their survival, and which are part of the natural ...

With vigorous debate surrounding the health of the monarch butterfly, new research from the University of Georgia may have answered the biggest question plaguing butterfly researchers. Why are the ...

Every autumn, millions of monarch butterflies set off on a 4,800-kilometre journey to Mexico. But the forests and wildflower ...

Conservationists are concerned that western monarch butterflies may be teetering on the brink of collapse as the latest Western Monarch Count reveals a devastating decline. The 28th annual survey, ...

Monarch butterfly populations in North America have been in dramatic decline for several decades. But in a glimmer of hope for the iconic orange-and-black species, the 2025 population estimate was ...

About a week ago, several monarch caterpillars were busily munching on the native narrowleaf milkweed I’d planted in my backyard in the San Francisco Bay Area to provide habitat for the imperiled ...

Monarch butterflies (Danaus plexippus) appear to be declining not just in North America but also in Australasia. Could this be a consequence of global change, including climate change, the ...

If it feels like there are fewer bugs now than there were decades ago, it’s not just nostalgia. Scientists estimate that, due to factors such as pesticide use, habitat loss, and climate change, as ...

Monarch butterfly migration is a long journey. Learn how these amazing butterflies make the trip, where monarchs migrate to and why.

Tropical Milkweed is a popular ornamental plant featuring bright orange and yellow flowers. It is often planted in yards to attract the iconic monarch butterfly, which lays its eggs on the milkweed as ...

SANTA CRUZ — Conservationists are concerned that western monarch butterflies may be teetering on the brink of collapse as the latest Western Monarch Count reveals a devastating decline. The 28th ...