Each year, millions of monarch butterflies travel thousands of miles across North America to escape the cold and find ...

Thogmartin and other researchers have evaluated more than 200 scenarios for restoring greater than 1.3 billion stems of ...

In 2023, more than 16,000 butterflies were counted at one local grove. The most recent count was a tiny fraction of that.

Animals all around the world move from place to place each year in discovery of warmer weather, greater access to food, to ...

Monarch's multigenerational migration is legendary — a journey of up to 3,000 miles from Mexico to Canada, undertaken by animals weighing less than a gram. In the United States and southern Canada, ...

On Tuesday, the Butterfly Pavilion in Westminster and the Government of Mexico are joining forces to protect one of North ...

The Monarch Ultra introduces viewers to the epic monarch migration — and the local runner who followed the butterflies all ...

Scientists are grappling with a stark population decline of the western monarch butterfly after the species’ numbers hit a ...

SAN FRANCISCO – Each year, millions of majestic orange and black monarch butterflies make an extreme, multi-generational 3,000-mile migration across the United States, flocking to wintering grounds ...

Monarchs are found in every U.S. state except Alaska, so nearly everyone has seen a monarch flutter by on a warm day. During their incredible yearly migration, monarchs travel each fall to a few ...

A monarch butterfly feeds at Cape May Point State Park in Lower Township, N.J., Wednesday, Oct. 14, 2020.Get Photo Monarch butterflies roost as the sun begins to set at The Nature Conservancy's ...

SAN FRANCISCO – Each year, millions of majestic orange and black monarch butterflies make an extreme, multi-generational 3,000 mile migration across the United States, flocking to wintering ...