Why Do Monarch Butterflies Swarm? Monarch butterflies, like other butterfly species and birds, must migrate to warmer climates during the cold winter months. Monarch butterflies are unique because ...

Watch as fluttering swarms of monarch butterflies return to the warm weather of Mexico in their annual journey, how the cold and snowy weather is affecting countries around the world, and more of ...

Last year, the mottled orange, black and white wings of 26,000 western monarch butterflies blanketed the forested grove of Ellwood Mesa in Goleta as the species embarked on its annual migration to ...

A monarch butterfly was fluttering inside a large net while Larry Hoffman tried to gently grab hold of its wings. Hoffman, 77, grabbed the butterfly’s body, turned it over in his hands and placed a ...