Butt Month

The butt is packed with information. What does it tell us about human evolution? About genetic privacy? About the past and the future? Every Tuesday in September, Massive is going deeper on butt science

These uses of poop for protection are stranger than fiction

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Defense by dung doesn't always elicit disgust in predators to repel them

Simon Spichak, Neuroscience

Escaping through a predator's butt is a common strategy for prey

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Sahana Sitaraman, National Centre for Biological Sciences, India

Anuses can have teeth, farts can be weapons, butts can be homes: an interview with a farts expert

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Zoologist and butt book author Dani Rabaiotti on the worst fart she ever smelled and what new fart research she'd like to see

Max G. Levy, Science and Health Journalism

How did human butts evolve to look that way?

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Darcy Shapiro, Rutgers University

Comment 2 peer comments

Cats communicate with the help of bacteria living in their butts

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Lauren Sara McKee, KTH Royal Institute of Technology

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Ancient dog bones tell us what was on the menu for both dogs and humans

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Jaime Chambers, Washington State University

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