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 ...

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 ...

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

The number of monarch butterflies spending winter in the western U.S. dropped dramatically this year, despite moves to extend ...

Largest butterfly clusters observed in Santa ... home to the Pacific Grove Monarch Grove Sanctuary, said that while the local tally followed the overall state trend, it was surprising.

“This project represents hope for the Monarch butterfly and the ecosystems it helps sustain,” said Nathalie Brochu, Interim CEO of Butterfly Pavilion. “Restoring these vital habitats isn’t ...

Overwintering populations of monarch butterflies in California have reached a near all-time low since records began, conservationists announced on Thursday. The ...

The count of 9,119 butterflies this winter is a sharp decline from 200,000 reported in the past three years, but slightly up from 2,000 monarch reported in 2020.

FILE - A butterfly sits on a leaf at Monarch Grove Sanctuary in Pacific Grove, Calif., on Nov. 10, 2021. (AP Photo/Nic Coury, File) ...

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