There are nearly 20,000 butterfly species divided into six families. They are spread across every continent except for ...

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 with more white spots on their mostly orange-and-black wings are more successful at long-distance migration. Some scientists think the spots may affect airflow around their wings.

The new species was observed spending “long periods sunning itself,” on a tree high up in Angola’s central highlands, according to a study.

Brevioleria maculele, or the maculelê clearwing butterfly, is just half an inch long with a black and white body, according to the study. The veins of the wings are black leading to brown and ...