The Western population of the monarch butterfly has declined to a near-record low with fewer than 10,000 found living in ...

The number of monarch butterflies spending winter in the western U.S. dropped dramatically this year, despite moves to extend ...

The number of monarch butterflies spending the winter in the western United States dropped dramatically this year even as ...

Monarch butterflies, known for their distinctive orange-and-black wings, are found across ... last year may have slowed breeding. 2:19 Monarch Butterfly Festival and Run in Peterborough aims ...

Overwintering populations of monarch butterflies in California have reached a near all-time low since records began, conservationists announced on Thursday. The ...

The number of monarch butterflies spending the winter in the western United States has dropped to its second-lowest mark in ...