Monarch butterflies with more white spots on their mostly orange-and-black wings are more successful at long-distance migration. Some scientists... Monarch butterflies' white spots may help them fly ...

There are nearly 20,000 butterfly species divided into six families. They are spread across every continent except for Antarctica. Among those 20,000 species, there are many unique butterflies. There ...

California monarchs are in trouble and federal officials have demurred when it comes to providing help. A new survey of the Western population of the orange, black and white butterflies shows that the ...

Widespread throughout North America, the Black Swallowtail’s soft black wings make a stunning contrast with yellow and blue spots. Native to Asia, this butterfly boasts bright black wings that differ ...

Black swallowtail caterpillars eat plants like fennel, parsley and dill, absorbing toxins for protection from predators. When threatened, the caterpillar uses a forked tongue-like gland called ...

Think of a monarch butterfly, and a distinctive image pops up: black-and-orange wings, with a sprinkling of white spots around the black edges. Those white spots may actually help monarchs complete ...

Researchers find that the white spots on the wings of monarch butterflies may help them fly farther. (Story first aired on All Things Considered on June 21, 2023.) Monarch butterflies have distinctive ...