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 ...

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 ...

Butterflies play a crucial role in pollination and serve as a food source for other species, making their decline a significant ecological concern. Researchers analyzed data from more than 76,000 ...

Butterflies are some of the world’s most distinctive insects – but it can be surprisingly hard to tell them apart. Some species copy each other’s appearance, while others haven’t been seen alive in ...

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.