The splashy monarch butterfly only lives about five weeks, but its entire survival is in question due to threats posed by ...
The number of monarch butterflies overwintering this year in Mexico has nearly doubled, according to the 2025 annual census.
The World Wildlife Fund's latest count of migratory monarch butterflies offers some encouraging news for the eastern population while the western population may be struggling to survive.
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 MEXICO CITY ...