Tag: monarch butterfly

September 4, 2020

Milkweed, not migration, is behind monarch loss, study says

Butterfly researchers agree that the disappearance of milkweed in North America has harmed monarch butterflies. Monarchs rely on the plant as a host for their caterpillars. But while some scientists...

April 16, 2019

Mowing for monarchs

It may seem like taking a weed wacker to perennial grasslands where monarch butterflies (Danaus plexippus) feed on their only food source, milkweed, is not the best idea. But researchers...

December 10, 2018

Recolonizing Florida monarchs face steep decline

Monarch butterflies (Danaus plexippus) stopping over in Florida while traveling north have declined 80 percent since 2005, according to a new study. The monarchs stop in Florida on their spring...

January 23, 2017

Monarch butterfly designated as a national priority species

On January 13, the monarch butterfly (Danaus plexippus) was designated as a new national priority species of Working Lands for Wildlife (WLFW), a partnership between the U.S. Department of Agriculture’s...

April 26, 2016

Delving into a monarch’s brain

Two-thousand miles is a long way to travel, but monarch butterflies can thank their internal clocks for helping with their journey from Canada and the Northeast U.S. to Central Mexico...

April 5, 2016

Gone in an orange flash

During migrations, eastern monarch butterflies used to swoosh by in an orange blur, but an 84 percent decline in over a decade has caused the colorful flashes to be a...

December 9, 2015

Seasonal Migrations for Monarchs Keep the Doctor Away

Because North American monarch butterflies (Danaus plexippus) can’t survive cold winters in the United States, they often migrate south in the fall to places such as Mexico. Now, a new...