MEXICO CITY — The number of monarch butterflies wintering in the mountains of central Mexico dropped 22% from the previous year, and the number of trees lost from their favored wintering grounds ...

MEXICO CITY (AP) — The number of monarch butterflies wintering in the mountains west of Mexico City rebounded this year, ...

MEXICO CITY (AP) — The first monarch butterflies have appeared in the mountaintop forests of central Mexico where they spend the winter, Mexico’s Environment Department said Saturday. The first ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. MEXICO CITY (AP) — The number of monarch ...

Monarch butterflies were in abundance just a few decades ago, but now they’re a rare sight indeed and that’s likely because they’re now endangered. MEXICO CITY — The number of monarch butterflies ...

FILE - A Monarch butterfly rests near a stream at Piedra Herrada sanctuary in the mountains near Valle de Bravo, Mexico, Jan. 4, 2023. (AP Photo/Marco Ugarte, File) MEXICO CITY (AP) — The number of ...