Every year, the World Wildlife Fund Mexico partners with other conservation groups and local citizens to conduct a count of eastern monarch butterflies in their winter home, the Monarch Butterfly ...

Monarch butterfly on a person's finger - Matt Champlin/Getty Images Monarch butterflies (Danaus plexippus) have long captivated humans due to their fascinating life cycles and physical characteristics ...

From their incredible migration to their unique diet, we answer the most frequently asked questions about the Monarch butterfly, one of North America's most beloved insects.

Our neighbor Mary has a small patch of milkweed behind her potting shed. It’s shaded by a young sassafras tree, and some Japanese stilt grass is pushing its way in as well. We use neighbor John and ...

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 ...

They’re a brilliant orange sight by the millions as the season changes and we’re not talking about the leaves. This week is all about monarch butterflies. * The story goes that the “monarch” part ...

On a warm summer morning, you’re sitting in your yard enjoying a slow moment, when a flash of color catches your eye. Bright orange and black wings dance through the air before alighting on a purple ...

Their multi-month and multigenerational migration north of about 3,000 miles begins in February or March. Each monarch lives only between two and six weeks. During migration, the female monarch mates, ...

Professor Elizabeth Crone, Department of Evolution and Ecology, checks a non-native milkweed in the San Francisco Bay Area for monarch butterfly eggs and caterpillars. Known for long-distance ...

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 ...