Briefing: Mexico’s monarch butterfly population jumps 64%, offering hope for at-risk species
Strategic angle: The insects covered its largest area since 2018, despite threats from habitat loss, climate crisis and pesticides.
Editorial Staff
1 min read
Updated 4 months ago
Population increased 64% this winter compared to the same period in 2025.
Largest area covered by monarch butterflies since 2018.
Threats include habitat loss, climate crisis, and pesticides.