https://www.ecowatch.com/monarch-butterflies-deaths-pesticides.html
Mass Die-Off of Western Monarch Butterflies Linked to Pesticides, Study Finds - EcoWatch
A new peer-reviewed study has linked pesticides as a likely cause to a mass die-off of Western monarch butterflies that occurred in 2024.
western monarch butterflies
https://www.calparks.org/blog/where-witness-western-monarch-butterflies-californias-state-parks
Where to See Western Monarch Butterflies in California’s State Parks | California State Parks...
Discover the best California state parks to witness the breathtaking western monarch butterfly migration this winter — including Natural Bridges, Pismo State...
western monarch butterflies
https://xerces.org/blog/western-monarch-thanksgiving-count-tallies-nearly-250000-butterflies
Western Monarch Thanksgiving Count tallies nearly 250,000 butterflies | Xerces Society
The Xerces Society’s Western Monarch Thanksgiving Count celebrates its 25th year of community science with a surprising and remarkable outcome: 247,237...
western monarch thanksgiving
https://xerces.org/blog/monarch-butterflies-in-the-western-united-states
Monarch Butterflies in the Western United States | Xerces Society
Much of the focus on monarch butterflies is on the eastern population. Monarchs in western North America are in greater decline and need conservation help.
states xerces societymonarch