For centuries, monarch butterflies have traveled thousands of miles across North America, guided by instincts that scientists ...

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

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

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

Biologists have attached tiny, solar transmitters to the monarch butterflies, allowing researchers and everyday visitors to ...

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

An international team of scientists have identified nine new species of butterflies using a combination of geographical, ...

The European Space Agency has released new images of a rare "butterfly" crater on the Red Planet. The bug-like structure ...