Habitat loss, climate change and the use of pesticides are to blame for the population decline of monarchs, says Karen Oberhauser, the co-founder and co-director of the Monarch Larva Monitoring ...

The majestic Monarch butterfly, known for its extraordinary migration of over 3,000 miles from Canada and the northern United States to winter in Mexico, is facing an unprecedented threat from ...

San Antonio classes teach gardeners to grow native milkweed, supporting monarch butterfly migration and population health. But it's not that simple.

Monarch butterflies have begun fluttering across Michigan after a migration that began in Mexico. The brightly colored insects have been reported in southeast Michigan, migration watchers say.

On Tuesday, the Butterfly Pavilion in Westminster and the Government of Mexico are joining forces to protect one of North America’s greatest migration spectacles, the migration of the Monarch… ...

More information: Andrew K. Davis et al, Dramatic recent declines in the size of monarch butterfly ( Danaus plexippus ) roosts during fall migration, Proceedings of the National Academy of ...

Renowned for their incredible migration of over 2,200 miles between Canada and Mexico, the monarch butterfly is one of the most recognizable species in the nation—and their journey is currently ...

Monarch butterflies have begun fluttering across Michigan after a migration that began in Mexico. The brightly colored insects have been reported in southeast Michigan, migration watchers say.

Monarch butterflies are returning to Michigan for the summer after migrating from Mexico. Michiganders can support monarch butterflies by planting milkweed, tracking sightings, and donating to ...