Monarch butterflies in California at critically low level for 2nd

Monarch butterflies wintering in California are at a critically low level.
There were more than 1.2 million monarch butterflies wintering in CA in 1997.
The number of monarch butterflies wintering in California remains at a critically low level, according to a new study.

Just 29,000 Western Monarch Butterflies Are Left in California. That's Down From Millions

How to See California's Spectacular Monarch Butterflies - The New York Times

Monarch Butterflies Wintering in California Rebound – NBC 7 San Diego

Monarch butterfly population critically low on California coast – again, Butterflies

Monarch butterflies wintering in California rebound

Monarch butterflies wintering in CA rebound for 2nd year in a row

Monarch butterfly population in California at critically low levels for second year in a row - CBS News

The Vanishing Butterfly Groves of California

Monarch butterfly population moves closer to extinction

California's monarch butterflies critically low for second year in a row - Hindustan Times

Monarch butterflies wintering in California rebound