The population wintering in central Mexico's forests occupied 4.42 acres, up from 2.22 acres during the previous winter.

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

The Odessa American is the leading source of local news, information, entertainment and sports for the Permian Basin.

Monarch butterfly populations are declining, with western numbers at a record low, prompting conservation actions.

The U.S. Fish and Wildlife Service is opening a second comment period as they work to list the monarch butterfly on the ...

If you want to observe the monarch butterflies up close, you may want to take a road trip to the only butterfly house in ...

There's nothing quite like seeing a monarch butterfly spread its wings and glide through the air. It can certainly provide a sense of calm to life's everyday stressors. But the monarchs' numbers ...

The number of monarch butterflies overwintering this year in Mexico has nearly doubled, according to the 2025 annual census.

The U.S. Fish and Wildlife Service is reopening the public comment period for a proposed rule to list the monarch butterfly as a threatened species under the Endangered Species Act.

The U.S. Fish and Wildlife Service is reopening the public comment period for a proposed rule to list the monarch butterfly as a threatened species under the Endangered Species Act.