In the last 15 years, the monarch butterfly populations in North America have dwindled to "alarmingly low" levels, University ...

The U.S. Fish and Wildlife Service considered the monarch's status in 2020 and determined that classifying the butterflies as endangered was warranted but that there were higher priorities. The ...

All 12 Bay Area “critical habitat” groves in a proposed federal threatened listing include eucalyptus. How do we protect a ...

News that the committee assessed the monarch butterfly and the Blanding’s turtle as endangered should mean two more reasons to mitigate the impact of a proposed development by the Ojibway ...

The U.S. Fish and Wildlife Service proposed Tuesday that the monarch butterfly be added to the list of threatened species under the Endangered Species Act (ESA).

WASHINGTON — The monarch butterfly fluttered a step closer to extinction Thursday, as scientists put the iconic orange-and-black insect on the endangered list because of its fast dwindling numbers.

The monarch butterfly fluttered a step closer to extinction Thursday, as scientists put the iconic orange-and-black insect on the endangered list because of its fast dwindling numbers.

The latest survey of monarch butterflies in Mexico shows numbers are way down from last year, and the lowest since measurements began 20 years ago. Every year, the butterflies leave eastern Canada ...

The group estimates that the population of monarch butterflies in North America has declined between 22 per cent and 72 per cent over 10 years, depending on the measurement method.

Restoring the monarch: citizen scientists are out to save the endangered migratory monarch butterfly Toronto-based volunteers are growing milkweed, gathering data and repairing wings Aug. 7, 2022 ...

The U.S. Fish and Wildlife Service considered the monarch's status in 2020 and determined that classifying the butterflies as endangered was warranted but that there were higher priorities.