Copyright 2025 The Associated Press. All Rights Reserved. A butterfly sits on a leaf at Monarch Grove Sanctuary in Pacific Grove, Calif., on Nov. 10, 2021. (AP Photo ...

"I really want to spread the word that we should not give up right now," said Isis Howard, a conservation biologist with the ...

This winter, volunteers from the Xerces Society, a nonprofit environmental group, tallied just 9,119 western monarchs — a dramatic 95% plunge and the second-lowest recording since the count first ...

Pismo Beach Monarch Butterfly Grove in San Luis Obispo County had the fourth largest count with 556 monarchs observed in late November, and the Bay Area’s Skywest Golf Course took fifth with 477 ...

The proposal includes designating 4,395 acres of critical habitat for the western migratory population in seven California counties — including the Pismo State Beach Monarch Butterfly Grove.

The Ellwood Mesa Butterfly Grove used to be California's largest wintering site for monarch butterflies, but in 2024, only 30 butterflies were counted.

This year’s count was looking sad from the get-go. Usually, during peak winter activity, the Goleta Monarch Butterfly Grove at Ellwood Mesa is blanketed by monarchs. They hang in bunches from trees ...

Larger numbers of the butterflies were also found at the Pismo Beach Monarch Butterfly Grove in San Luis Obispo County and Skywest Golf Course in Hayward. To help mitigate the western monarch ...

Newly released data shows that the number of monarch butterflies migrating to California this winter is near-record low. "We ...

A winter count of visiting monarch butterflies found a steep drop from previous years, which has scientists worried about the ...

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.