The amount of habitat occupied by monarch butterflies in central Mexico increased 64% compared to last year. The butterflies ...

A key monarch butterfly population is showing signs of improvement this year, but scientists warn the species remains in long ...

The number of monarch butterflies has dropped dramatically in the state of California. If something does not change, they could one day be listed as a species that is in danger of extinction. The ...

The Western population of the monarch butterfly has declined to a near-record low with fewer than 10,000 found living in California this winter, a foreboding sign for the future of the beloved ...

The monarch butterflies are making a comeback. For decades, the monarch butterfly population has been declining. Their winter ...

PACIFIC GROVE, Calif. (AP) — There is a ray of hope for the vanishing orange-and-black Western monarch butterflies. The number wintering along California’s central coast is bouncing back after the ...

Federal wildlife officials announced this week that monarch butterflies qualify to be protected as an endangered species. But, the iconic insect won’t be receiving that status under the Endangered ...

SAN FRANCISCO (KRON) — Overwintering populations of monarch butterflies in California have reached a near all-time low since records began, conservationists announced on Thursday. The Western Monarch ...

A Southern California overpass “for everything from monarch butterflies to mountain lions” is overdue and over budget.

The California State Parks Foundation is asking Californians to track sightings of western monarch butterflies to help save the dwindling insect population. The California State Parks Foundation, a ...

Scientists are hoping Californians will help paint a clearer picture of the state's monarch butterfly population. Ahead of California Biodiversity Day starting Saturday, the California State Parks ...