Environmentalists say monarch populations are shrinking due to climate change, agricultural expansion and herbicides that hinder growth of milkweed.

Just weeks before the Florida Museum of Natural History was set to close, officials announced the museum will remain open for ...

The expedition is considered the "largest-ever" and the most comprehensive study performed on the area's ecology and ...

Highlighting the incredible diversity and beauty of nature, Vital Impacts launches its annual print sale featuring more than ...

The beloved orange-and-black monarch butterfly is dwindling at an alarming rate across the country. Federal wildlife ...

Wildlife officials are considering adding the monarch butterfly, which migrate to California's coast each fall, to the ...

Washington Oaks Gardens State Park is where formal gardens meet Florida wilderness in a botanical tango. It’s like someone ...

The western monarch population has declined more than 95% since the 1980s, according to research from the Xerces Society for ...

The U.S. Fish and Wildlife Service on Tuesday proposed to add the monarch butterfly to the threatened species list.

The major U.S. Fish and Wildlife Service’s proposal would declare the iconic species as threatened, with federal scientists ...

During their passage through Mexico, monarch butterflies depend on the shelter of endangered trees—so this scientist is ...

The U.S. Fish and Wildlife Service plans to add the butterfly to the threatened species list by the end of next year ...