Evolution: Fossils reveal butterflies' history

The world’s largest butterfly tree of life is helping researchers determine where the winged insects originated when they first appeared on Earth about 100 million years ago.

PDF) A global phylogeny of butterflies reveals their evolutionary history, ancestral hosts and biogeographic origins

How the Butterfly Discovered Daylight - The New York Times

Ancient Butterfly Fossils Reveal The Insects Evolved Tongues 200 Million Years Ago

High-flying Morpho butterflies evolved into efficient gliders - WUR

Mystery solved: When butterflies evolved and what plants they used for food •

butterfly - ネックレス・ペンダント

A global phylogeny of butterflies reveals their evolutionary history, ancestral hosts and biogeographic origins

Have long wings, will travel - Understanding Evolution

A Powder snow Butterfly