Monarch butterflies have a unique two-way migration pattern. Their route goes straight through Arizona, making the state a great place to watch the butterflies. There are multiple factors to consider ...

SCOTTSDALE, Ariz. — This time of year, butterflies are in backyards and parks, but it may look different this season. This year’s extreme heat is expected to affect all parts of the ecosystem, ...

Butterflies, along with many other pollinators, need all the help they can get. Arizona is on the migration route of the vulnerable monarch butterfly. In addition, we have 334 species of other native ...

Some butterflies can smell others of the same species, allowing them to identify each other in areas where multiple species all look the same, new research finds. A large international team has ...

Glasswing butterflies may all look alike, but behind their transparent wings hides an evolutionary story full of intrigue. Researchers discovered that while these butterflies appear nearly identical ...

Adult monarch butterflies are large with bright orange wings, white spots and black veins and boarder. The U.S. Fish and Wildlife Service is recommending federal protections for the species as factors ...

Monarch butterflies migrate with the sole purpose of avoiding the winter cold. Monarch butterflies migrate because they do not ‘overwinter’—the process of living through the winter—in cold climates.