The monarch butterfly may not be endangered, but research suggests its migration is
With vigorous debate surrounding the health of the monarch butterfly, new research from ... The second possible driver is the ...
NPR11 天
How do you protect a species that lives across a continent? Monarch butterfly decision may ...
In early December, federal wildlife officials will decide whether the monarch butterfly, which pollinates plants and flutters through backyards in nearly every U.S. state, is deserving of federal ...
Center for Biological Diversity3 年
Eastern Monarch Butterfly Population Falls Again
WASHINGTON— The yearly count of monarch butterflies overwintering in Mexico, released today, continues to show a dramatic decline in this imperiled species. Today’s count of 2.10 hectares (5.2 acres) ...