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.

Spectacular Fossils Discovered from Prehistoric Rainforest Reveal Intimate Details From 11 Million Years Ago

Butterflies evolved from moths about 100 million years ago in North America : NPR

butterfly - ネックレス・ペンダント

butterfly - ネックレス・ペンダント

Oldest butterfly fossils ever discovered – DW – 01/11/2018

Two centuries of Monarch butterflies show evolution of wing length

Genetic secrets of the monarch butterfly revealed

Rare fossils reveal the butterfly 'tree of life' over the past 100 million years

Smithsonian Scientists Discover Butterfly-like Fossil Insect in the Deep Mesozoic

Family tree of 'boring' butterflies reveals they're anything but

butterfly - ネックレス・ペンダント

Deciphering the evolution of birdwing butterflies 150 years after Alfred Russel Wallace

Fossils reveal butterfly 'tree of life' and origins

New Research Reveals New Origins for Butterflies, Blog, Nature