With vigorous debate surrounding the health of the monarch butterfly, new research from ... The second possible driver is the ...

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 ...

The Project Monarch Health is a citizen science project created by the University of Georgia dedicated to aiding scientists in tracking Monarch butterflies. Volunteers throughout the Southeast and ...

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) ...

With vigorous debate surrounding the health of the monarch butterfly population ... The second possible reason is the release of captive-reared butterflies by well-meaning people who are hoping ...

The butterflies are also threatened by neonicotinoid insecticides, fungicides and other chemicals that are toxic to young caterpillars. Most monarch butterflies west of the Rocky Mountains overwinter ...

Like all species in the giant order lepidoptera (butterflies and moths), the monarch lifecycle is a perfect metamorphosis of four acts: egg, caterpillar, pupa, butterfly. The brightly colored ...