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 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 ... to develop from an egg all the way into a butterfly, and if those change during certain times of ...

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 ...

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

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

Monarch butterflies, known for their distinctive orange-and-black wings, are found across North America. Monarchs in the eastern United States spend their winters in Mexico and are counted by the ...