A University of Miami biologist and a Princeton University researcher are among the first to utilize tiny sensors that allow ...

A monarch butterfly drinks nectar from a flower in the pollinator habitat bed near the Chicago Park District storehouse in August. Every winter, millions of monarch butterflies journey thousands of ...

It is perhaps the most iconic butterfly in the Americas, one of the most well-known insects in the world. With iconic orange and black coloring, monarch butterflies once ranged across much of the ...

Every winter, millions of monarch butterflies journey thousands of miles across North America to spend winters in the forests and mountains of central Mexico. But over the years, the beloved butterfly ...

The latest count of western monarch butterfly populations is the third-lowest yet, after 2024 and 2020.

A monarch butterfly enjoys the flowers at the Tom Ridge and Julian Wetlands in this file photo. Cooler temperatures and shorter days; goldenrods and asters blooming by the roadside. These are all ...

Western Monarch Day exists because one of North America’s most visible migrations nearly vanished without ever making ...

They are one of the most recognizable butterflies in North America.And their beautiful orange and black pattern warns off ...