How butterflies conquered the world: a new 'family tree' tra

Shutterstock How old are butterflies, and where did they evolve? And perhaps more importantly, how and when did they reach the isolated continent of Australia?

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Mexico , United States , Panama , India , Antarctica , Canada , Russia , Australia , American , America , South East Asia , North America , South America , Southern Gondwana , Late Cretaceous , Early Paleogene , Southeast Asia , Middle East ,