The wings of monarchs that survive a 2,000-mile-long migration tend to be spottier, suggesting that feature may aid the insects’ ability to fly. By Kate Golembiewski Every fall, monarch ...

At the same time, the Mexican animals have three percent less black coloration on their wings than monarchs collected during earlier phases of the multi-generational migration. (Read how monarch ...

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 ...

But a new study in the journal PLOS One published today finds that the colors on the monarch’s wings might influence its capacity for endurance flight as well. In a nod to the increasingly ...

Monarch butterflies with larger white spots on their wings are more successful at migrating long distances. It is unclear how these spots help the butterflies, but it is possible they create ...

The white spots on the edges of a monarch butterfly's wings might give it an advantage while migrating, according to new research. Sanka Vidanagama / NurPhoto via Getty Images For a migrating ...