Butterfies

Despite the remoteness of the island, the parasites are even better than their hosts at surviving — a feat researchers believe was accomplished through superior flying skills.

These ghastly meals provide male butterflies with chemicals that they use to produce mating pheromones, which female butterflies find irresistible.

With their bright orange hues and lengthy migration, monarch butterflies are one of the world's most iconic insects.

In the Amazon, when turtles weep, butterflies drink.

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.

The sea butterfly, a tiny marine snail, has more in common with flying insects than you might expect, according to a new study investigating the creature's swimming technique.

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.