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Profile: What is that smell?

Jacek Koziel is a master of odours. On a pig farm in Iowa, he shows Erik Vance some of the peaks and troughs of life as a human detector.

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Erik Vance is a freelance science writer in Berkeley, California.

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On the ladybirds’ stink

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Jacek Koziel’s website

Pig industry websites

Nico Ogink’s website

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Vance, E. Profile: What is that smell?. Nature 455, 726–728 (2008).

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