Researchers find that the white spots on the wings of monarch butterflies may help them fly farther. (Story first aired on All Things Considered on June 21, 2023.) ...

The monarch butterfly is a beautiful and colorful creature, but it takes a while to reach that part of its adult life.

The monarch butterfly migration is one of the great wonders of the natural world. Every year millions of them travel immense ...

Inside the monarch butterfly migration mystery: flying to Mexico from Canada, the U.S. 12:52 One of the most remarkable and mysterious migrations in the natural world is happening right now from ...

Walton blames the use of herbicides and pesticides for the decline in the monarch butterflies. If cattle eat milkweed, it can ...

Inside the monarch butterfly migration mystery: flying to Mexico from Canada, the U.S. 12:52 After flying some 3,000 miles from the northern U.S. and Canada to a remote forest in Central Mexico ...

Mary Ann’s dedication and the scientific efforts at Disney illustrate how community action and innovation can unite to protect monarchs.

Monarch butterfly numbers in Pacific Grove have drastically decreased this season, causing concern among scientists and conservationists. The Pacific Grove Museum of Natural History reports low ...

The plight of the monarch butterfly could cost farmers a valuable tool in the fight to protect crops from weeds and pests. An effort is underway to list the monarch butterfly as threatened under th… ...

Sarah Carls noted she hasn't seen many adult monarch butterflies flying around either. "When I first started in kindergarten about 10 years ago, ...