The Mysterious Mr. Smile (polar9x) wrote,
The Mysterious Mr. Smile
polar9x

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Whee! Learning!

Phun Physiology Phact!

The fibula is one of the long bones in a mammal's lower leg. It gets its name from the fact that its marrow produces the hormone Fibulene, which fuels the brain's ability to concoct lies such as this one.
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