The monarch butterfly is iconic in North America — but in Montana, it is a rare sight. That's why when Kathy Ross discovered monarchs breeding in her Bigfork garden last summer, she knew it ...

Suitable habitat for migrating monarch butterflies will shift southwards because of climate change, according to a study ...

The Pismo State Beach Monarch Butterfly Grove counted 471 butterflies this migration season, the second-lowest population count at that location in its history.

Inside the Monarch Butterfly Biosphere Reserve, a new cultural center helps protect wildlife, and sustain the local community.

Learn facts about the monarch butterfly, including how how to tell male and female monarchs apart and if monarchs are ...

New research shows climate change may push monarch butterflies farther south and make their long migration harder in the ...

Suitable milkweed habitat in Mexico may shift south, fracturing existing migration routes and possibly pushing some ...

For generations, Oregonians have looked to the skies to witness one of nature’s most spectacular journeys: the migration of the monarch butterfly. But this iconic species is in crisis. Since the ...

Late last year, the U.S. Fish and Wildlife Service announced rule changes that would impact habitats and listing or delisting ...

Monarch butterfly migration is a long journey. Learn how these amazing butterflies make the trip, where monarchs migrate to and why.

Biologists found just one monarch butterfly at Ellwood Mesa on Monday during the last butterfly count of the 2025-26 overwintering season. That ...

Suitable habitat for migrating monarch butterflies will shift southwards because of climate change, according to a study publishing February 25th in ...