World Wildlife Fund (WWF)3d
Eastern monarch butterfly population nearly doubles in 2025
The population wintering in central Mexico's forests occupied 4.42 acres, up from 2.22 acres during the previous winter.
Butterfly populations declining rapidly in U.S. with 22% disappearing in 2 decades, study finds
A study, published Thursday in the journal Science, found that 22% of butterflies in the United States disappeared between ...
America’s butterflies are disappearing at a ‘catastrophic’ rate
US butterfly populations are declining because of insecticides, climate change and habitat loss, with the number of the ...
Courthouse News Service2d
Where have all the monarchs gone?
PISMO BEACH, Calif. (CN) — In a small tree grove at the south end of Pismo Beach on California's Central Coast, one visitor ...
Bye, bye butterfly? Study shows numbers falling in U.S. but a Long Island preservationist is doing her part to stop trend
Butterflies are vanishing nationwide due to habitat loss, climate change and use of insecticides, according to a new study, ...
Monarch butterflies wintering in Mexico rebound this year
The number of monarch butterflies wintering in the mountains west of Mexico City rebounded this year, doubling the area they ...
New study finds butterflies are disappearing from the US at a 'catastrophic' rate
CINCINNATI (WKRC) - A new study found that butterflies are disappearing from the United States at an alarming rate, with most ...
Monarch Butterfly
A study, published Thursday in the journal Science, found that 22% of butterflies in the United States disappeared between ...
KJZZ2d
Monarch butterfly population hibernating in Mexico nearly doubles from last winter
Mexican officials and environmental groups say better weather conditions on the butterflies’ migration route caused the ...