The U.S. Fish and Wildlife Service said it is reopening the public comment period for a proposed rule to list the monarch ...

Monarch butterflies are making their annual journey north out of Mexico to their summer breeding grounds. See where they've ...

The first monarch butterfly of 2025 arrived about 10 days early, highlighting shifting migration patterns and the impact of ...

In encouraging news, the eastern monarch butterfly population nearly doubled in 2025, according to a new report announced in Mexico. The population wintering in central Mexico's forests occupied 4.42 ...

The Trump administration is reopening public comment on a proposed rule that would list the monarch butterfly as threatened ...

Male butterflies seek out mates with the same wing color as they find them more attractive, reveals new research. Genetics, vision and neural processing are all linked to mating behavior in ...

Male butterflies seek out mates with the same wing color as they find them more attractive, reveals new research. To view our latest e-Edition click the image on the left.

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MEXICO CITY (AP) — The number of monarch butterflies wintering ... After wintering in Mexico, the iconic butterflies with black and orange wings fly north, breeding multiple generations along ...