Mexico's monarch butterfly population jumped 64% in 2026, offering hope even as experts warn the species remains at risk of ...
UC Master Gardeners helped transform a neglected site by a freeway offramp in Atascadero into a rest stop for migrating ...
Monarch butterflies west of the Rocky Mountains overwinter mostly on the central coast of California. The western migratory ...
For generations, Oregonians have looked to the skies to witness one of nature’s most spectacular journeys: the migration of ...
Western monarch butterflies once arrived on California’s coast by the millions, clustering in eucalyptus, pine and cypress groves from Mendocino to Baja California. This winter, volunteers counted ...
Monarch butterfly numbers are flying higher, but they still have many miles to go. According to a pair of 2025-2026 reports ...
Annual Census Shows Modest Recovery but Signals Ongoing Threats WASHINGTON — The latest annual census of migratory monarch ...