Butterfly

Butterflies and moths are so ancient, they lived before the existence of flowers, a new study finds.

By mid-February in the three great hot and dry deserts of the American West, wildflowers turn stark desert landscapes into a sea of color.

Stunning new pictures reveal butterfly thieves stealing ant goo in the Amazon forest.

Stunning new pictures reveal kleptomaniac butterflies in the Amazon forest stealing ant goo.

An ant, a caterpillar, and a parasitic plant all interact in a strange web of mutual benefit in the Amazon jungle, new research suggests.

An ant, a caterpillar, and a parasitic plant all interact in a strange web of mutual benefit in the Amazon jungle, new research suggests.

The striking new species is the first butterfly to be named for the British broadcaster.

Many species of birds and even mammals, such as the great whales, travel thousands of miles to over-winter in warmer climates. Check out these photos of one of the most spectacular migrations.

Some butterfly species could disappear from southern Britain in the next 35 years if climate change and habitat loss continue, according to new research.

Photos of butterflies that will likely go extinct by 2050 in southern Britain if their habitats aren't preserved and droughts worsen.

When it comes to sex, are butterflies as nurturing and gentle as they appear to be, or is there a more aggressive side to their mating?

The monarch butterfly, once common across the United States, could soon end up on the Endangered Species List.

To stop identity thieves and counterfeiters, a group of researchers is looking for inspiration from an unlikely source: butterflies.

A mysterious butterfly-shaped cloud spotted over St. Louis last week was built from actual butterflies.

Two new butterfly species have been discovered in the U.S. — an unusual finding made by examining DNA.

The monarch butterfly, once everywhere, is fading from view.