Dearth of milkweed not the monarch butterfly's main threat

Lack of milkweed is only a problem for caterpillars during the summer. Monarch butterflies face the most pressing risks in autumn.
 

Last updated on 26 April 2016

Type: 
Media Watch
Country: 
Canada
Mexico
United States of America
Region: 
North America
Threats: 
Agriculture and hunting
Habitat loss and degradation
Climate Change
Species: 
Danaus plexippus