monarch

Captive-bred monarchs don’t migrate

July 5, 2019

When either breeders or eager citizens raise monarch butterflies, they may be raising individuals that can’t migrate, according to new research. The idea to study ...

Mowing for monarchs

April 16, 2019

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 ...

Fall of the monarchs

April 9, 2019

Over the last two decades, the number of monarch butterflies (Danaus plexippus) in North America has plummeted by approximately 90 percent — in part due ...

West Coast monarchs face steep decline

October 5, 2017

Monarch butterflies that overwinter on the West Coast of North America have declined from the millions 30 years ago to only 300,000 today, according to new ...

FWS Grants to Help At-Risk Species

June 23, 2015

Bees and butterflies are among the many species benefiting from an annual grants program funded by the U.S. Fish and Wildlife Service. FWS recently awarded $5.7 ...