This winter, volunteers from the Xerces Society, a nonprofit environmental group, tallied just 9,119 western monarchs — a ...

This year the organization counted 9,119 monarchs, the second-lowest total since tracking began in 1997. The organization has ...

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

The monarch butterfly could be in danger of extinction, but the federal government is proposing new protections to help the species continue to survive.

Just over 9,000 monarchs were counted in California last winter, the second lowest ever since the annual count began in 1997 ...

In a 2022 study, we analyzed counts of monarch butterflies during the North American Butterfly Association’s annual butterfly counts, when private citizens gather around the Fourth of July each year ...

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.

one trend is clear — the Western Monarch butterfly population has declined by more than 95% since the 1980s, Howard said. With such a drastic population loss, the remaining butterflies are ...

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

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