# Why is bird poop white?

**URL:** <https://boards.straightdope.com/t/why-is-bird-poop-white/333511>\
**Category:** Factual Questions\
**Created:** [December 1, 2005, 3:22am UTC](https://boards.straightdope.com/t/why-is-bird-poop-white/333511 "2005-12-01T03:22:50Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![DaveRaver](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/daveraver/32/1078_2.png) [@DaveRaver](https://boards.straightdope.com/u/DaveRaver)\
**Post date:** [December 1, 2005, 3:22am UTC](https://boards.straightdope.com/t/why-is-bird-poop-white/333511/1 "2005-12-01T03:22:50Z")

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If dead red blood cells make our poop brown, what makes bird poop white? (unless of course they are pooping on a white car in which case they poop black!)