That awkward moment when you think are reasonably skilled in the art of Google Fu… until you find yourself wondering why something is called something and you don’t know how to ask.
The best my genius brain could do (in this case) is:
“Dear Google (it’s always nice to be polite), why are navel oranges called navel oranges!?” (adding an exclamation point to searches gives you higher search priority)
Thank goodness the search results included a link to:
Clearly, whoever asked THAT question has better Google Fu than I do.