The monarch butterfly, long idolized for its epic migrations and delicate beauty, is facing another alarming chapter in its ...

The U.S. Fish and Wildlife Service proposes listing Monarch butterflies as threatened, seeking public input until March 2025.

Butterflies fly north from inland Mexico beginning in ... The cuticle of the chrysalis becomes transparent and the monarch's characteristic orange and black wings become visible. At the end of ...

This is the last stage of the monarch butterfly life cycle. The outer skin thins and becomes transparent, exposing the colors of the wings and body that have formed inside. Next the chrysalis ...

Late last year, the U.S. Fish and Wildlife Service took an important step toward putting the monarch butterfly on the ...

You may have already heard that the U.S. Fish and Wildlife Service plans to list monarch butterflies as a threatened species ...

EPA must better assess the dangers of pesticides, especially in monarch breeding habitats in state’s Central Valley.