The latest count of western monarch butterfly populations is the third-lowest yet, after 2024 and 2020.

We have just learned that the iconic monarch butterfly may be placed on the U.S. Fish and Wildlife Service’s endangered species list. The significant decline in the numbers of this beloved species, ...

LOS ANGELES - March 21 is National Flower Day, and to celebrate, folks can plant some milkweed and start a pollinator garden to help the dwindling numbers of monarch butterflies. According to an ...

The all-time lowest population size in Pismo Beach was reported in 2020, when only 199 butterflies were counted at the ...

One of the world’s most iconic migrations is at risk, as rising temperatures alter the quality of vital flower nectar. View on euronews ...

A sign welcomes people into the Ellwood Monarch Butterfly Grove. A management plan lays out the work the city needs to do to improve the butterfly habitat, reduce wildfire risk and improve public ...

Butterflies sit on a pine tree at Monarch Grove Sanctuary in Pacific Grove, Calif. Researchers say that the population of western monarch butterflies is well below what it used to be. One of the most ...

The official state butterfly since 2000, monarch butterflies are facing a major ecological threat, according to experts. Local, Western populations of monarchs have declined by around 30% compared to ...

Editor’s note: The Wild is all about featuring a variety of exciting voices from SoCal’s outdoors scene. For the next several weeks, that voice will belong to Times staff writer Lila Seidman. A native ...

Pacific Grove is known as ‘Butterfly Town USA’ for its role as an overwintering spot. As the insect’s population plummets, residents are coming to its rescue ...

Chris Amendt, of Camarillo nonprofit Native Monarchs, plans to attend the Jan. 13 Ventura City Council meeting to talk about a butterfly monarch preserve. A stop work order for the cut down trees, ...

The most unsettling declines aren't sudden collapses but slow thinnings that force us to realize, too late, that ...