Eastern monarch butterfly numbers in Mexico have nearly doubled since last winter.
This year’s count of 4.42 acres of occupied forest habitat is nearly twice as large as last year's, but eastern monarch ...
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Low number of monarch butterflies concerns experts
In January 2024, volunteers discovered several hundred dead and dying monarch butterflies near the Pacific Grove Monarch Sanctuary, a key overwintering site for the species. The western monarch ...
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Pacific Grove butterflies see a sharp decrease in population size
Residents of Pacific Grove are noticing a troubling decline in the number of monarch butterflies in the area. This after findings from a recent study confirmed a significant decrease in the overall ...
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Eastern monarch butterfly numbers in Mexico have nearly doubled since last winter.
The western monarchs fly about 300 miles from the Pacific Coast to inland areas in the West. Monarch butterflies face several threats: Changes in climate in their breeding areas in Canada and ...