This thread is for asking any questions that might seem obvious, tangential, silly or what-have-you. Don't be shy, everyone has holes in their knowledge, though the fewer and the smaller we can make them, the better.
Please be respectful of other people's admitting ignorance and don't mock them for it, as they're doing a noble thing.
To any future monthly posters of SQ threads, please remember to add the "stupid_questions" tag.
Most of them are pretty darn short-lived, despite their intelliigence...
Bonus Stupid Question
I remember reading about how some biologists took some wild foxes, and allowed ones which were friendlier to humans to breed. In the next generation of fox offspring, they let the friendliest ones of those litters reproduce. They repeated this several times. After some number of generations, they found these friendliest of foxes had droopy ears like domesticated dogs. This demonstrates how a simple process of artificial selection, like just selecting for friendlier animal companions, may have been sufficient to lead to the domesticatio... (read more)