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• Western monarch butterfly numbers in California dropped by 30% last year, researchers say

Western monarch butterfly numbers in California dropped by 30% last year, researchers say

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Monarch butterflies wintering in California rebound

New study suggests monarchs aren't so imperiled - The Wildlife Society

Study: State Conservation Plans Overlook Threatened Monarchs

Western Monarch Butterfly Numbers Remain Perilously Low (U.S. National Park Service)

Western Monarch Butterflies Overwintering in California Dropped by 30% Last Year

Western monarch butterflies overwintering in California dropped by 30% last year, researchers say

Monarch Butterflies Wintering in California Rebound – NBC 7 San Diego

Western monarch butterflies overwintering in California dropped by 30% last year, researchers say, National

Monarch butterflies wintering in California rebound

Western monarch butterflies overwintering in California dropped by 30% last year, researchers say