Plural of baculum; small rod-like bone structures found in certain mammals, particularly in the penis of carnivores and primates.
From Latin 'baculum' meaning 'staff' or 'stick,' the plural naturally following Latin declension patterns.
The baculum (or os penis) is one of nature's strangest secrets—most male mammals have one, but humans don't, and scientists still aren't entirely sure why this single bone makes such a difference!
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