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Welcome to Stuff to Blow Your Mind, a production of IHeart Radio.

Hey, welcome to Stuff to Blow Your Mind.

My name is Robert Lamb.

And I am Joe McCormick.

And we're back with part two in our series on the 19th century British naturalist Alfred Russell Wallace and on the Wallace line, the faunal boundary in the Malay archipelago that bears his name.

If you haven't heard part one yet, I would recommend you go back and listen to that one first. But in part one, we started

off with a general character sketch of Wallace. He's a man of many adventures and many

opinions, best known today for being the other guy who discovered evolution by natural selection.

He came up with a slightly different version of the theory of natural selection around the same time Darwin did,

just some sort of differences of emphasis, basically. Though Darwin's writings ultimately proved

more influential in convincing his peers on the reality of common descent and on articulating

the mechanisms by which species evolve.

Wallace was also something of a celebrity at his time.

It's not like one of those tragic cases of somebody, you know,

somebody else who also came across a great idea but was just like totally forgotten.

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