Reasons to be Cheerful reports on the alarming decline of western monarch butterflies in California, with efforts underway to ...

Known for their striking orange-and-black wings, monarch butterflies are among the most recognizable insects fluttering about. But beyond their beauty, they are best known for their epic migration, ...

It's about that time of year for Oklahomans to spot monarch butterflies, the orange-and-black-winged insect known for their twice-yearly migrations across the continent as they pass through the state ...

On a warm summer morning in Ieper, Belgium, 66-year-old Sylvain Cuvelier steps into his blooming garden with his 14-year-old granddaughter, hoping to identify and count all the fluttering butterflies.

Each year, there are four generations of monarch butterflies that take part in the migration north in the spring and summer, then south again in the fall. Each generation takes a leg of the journey ...

DENVER, Colorado — When artist Juls Mendoza puts brush to canvas, every stroke carries meaning. Throughout his many years of professional work, there is one image his brush returns to again and again: ...

With vigorous debate surrounding the health of the monarch butterfly, new research from the University of Georgia may have answered the biggest question plaguing butterfly researchers. Why are the ...