The magnetic compass is the last unknown sense in migrating animals. For some scientists, the monarch butterfly is leading ...

MADISON, Wis. (AP) — President Donald Trump’s administration has delayed a decision on whether to extend federal protections ...

In late 2024, a tagged monarch named Lionel migrated from New Jersey to Florida, logging thousands of detections along the ...

Van der Heide got her start at Cal Poly, tagging monarchs by numbering their wings in Sharpie and trying to find them later with a spotting scope, “like a needle in a haystack,” she said. This new, ...

The artistic process behind her creations begins with porcelain clay, which is typically used in fine china. She rolls the ...

Spooky season is in full swing over in Missouri. A biologist recently spotted and photographed a super rare white monarch butterfly in the exact same spot where she previously saw a more common orange ...

The Trump administration has delayed a decision on whether to extend federal protections to monarch butterflies indefinitely, despite years of warnings from conservationists that populations of the ...

For a second straight year, a low number of monarch butterflies have been counted at the popular Pismo State Beach Butterfly ...

While Bronson always hopes for more butterflies, she expects this season’s count to be low like last year, when the Pismo ...

Monarch butterflies from the western United States have arrived in Santa Cruz and other parts of the California coast, ...

In recent years, the number of monarch butterflies has been declining, and researchers don’t know the exact cause.