The Western Monarch Count is underway, a community science project that aims to understand population changes for the orange ...

Monarch butterfly count at Pismo State Beach Monarch Grove was only 471 in 2025. The counts have been falling in the California overwintering site for more than three decades.

Monarch butterflies (Danaus plexippus) have long been known for their impressive migration abilities, with North American species traveling around 3,000 miles from the United States and Canada into ...

Editor’s Note: Nature Notes is a weekly column provided by Gulf Coast Bird Observatory ...

The number of monarch butterflies in California is in sharp decline this year, and biologists say record-high late summer temperatures and drought in the west likely contributed to the dropoff. The ...

The community science initiative, known as the Western Monarch Count, is led by the Xerces Society, a conservation nonprofit ...

For the first time in California, citizen scientists can join the effort to track monarch butterflies thanks to Blu+, a new ...

In recent years, the number of monarch butterflies has been declining, and researchers don’t know the exact cause.

Monarch butterflies from the western United States have arrived in Santa Cruz and other parts of the California coast, ...

The number of monarch butterflies migrating to California over the winter has hit a near-record low, according to the agency ...

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, ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. ST. LOUIS COUNTY, Mo. – Say the word ...