The population of the eastern monarch butterflies in Mexico doubled this past winter season, according to a WWF survey.

This year’s count of 4.42 acres of occupied forest habitat is nearly twice as large as last year's, but eastern monarch ...

The number of monarch butterflies wintering in the mountains west of Mexico City rebounded this year, doubling the area they ...

Butterfly Pavilion’s new exhibit highlights the cultural connections between humans and their invertebrate neighbors.

The number of monarch butterflies wintering in the mountains west of Mexico City rebounded this year, doubling the area they ...

Monarch butterflies wintering in Mexico have rebounded this year, with the number doubling the area they covered in 2024 ...

The number of monarch butterflies wintering in the mountains west of Mexico City rebounded this year, doubling the area they covered in 2024 despite the stresses of climate change and habitat loss, ...

The number of monarch butterflies wintering in the mountains west of Mexico City rebounded this year, doubling the area they covered in 2024 despite the stresses of climate change and habitat loss ...

MEXICO CITY (AP) — The number of monarch butterflies wintering in the mountains west of Mexico City rebounded this year, doubling the area they covered in 2024 despite the stresses of climate ...

Millions of black and orange wings will flutter across the U.S. this spring, as the monarch butterflies make their annual ...

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) FILE - A Monarch butterfly ...