The Trump administration has delayed a decision on whether to extend federal protections to monarch butterflies indefinitely.

When this monarch butterfly hits the sky it won't be traveling alone. In fact, an energetic team of researchers will be ...

Biologists have attached tiny trackers to five of Goleta’s beloved monarch butterflies to track behavior, for the first time ever along the Central ...

The monarch butterfly (Danaus plexippus) population has plummeted by 80% to 95% since the 1990s, depending on the region and ...

Last season, 60 Minutes witnessed the migration of monarch butterflies. Scientists are now using tiny, solar-powered radio ...

Tiny solar-powered radio tags are allowing scientists to track individual monarch butterflies for the first time, documenting the paths they take on their migration across North America. The World’s ...

MISSION, Texas (Border Report) — Wearing dark sunglasses, long sleeves and a wide-brimmed hat, Florida retiree Linda Cooper came prepared to gaze at butterflies in 90-degree weather Thursday at the ...

Every fall, millions of monarch butterflies drift across Texas skies on their way from Canada to Mexico. It's one of the longest insect migrations on the planet, and for many monarchs, Texas is the ...

Perhaps the most easily recognizable butterfly in the world is the beautiful monarch with its bright orange and black wings rimmed with white dots. Equally famous is the incredibly long migration this ...

The monarch butterfly, Texas' official state insect, is in the middle of its 2,200 mile migration from Canada to Mexico — and you may be just in time to witness the remarkable journey. When is peak ...

The flapping wings of millions of monarch butterflies at the Monarch Butterfly Biosphere Reserve in Michoacán, Mexico, create a fluttering sound that Alfonso Alonso describes as “magical.” The ...