I read up on it and found out that they are actually attracted to alcohol and can even live on the fumes of alcohol if no other food is available. It has to do with scavenging on rotten fruit that has started to naturally ferment.
After seeing what appeared to be a very small larvae (millimeter or so) I have been seeking to discover what could possibly be in my beer, and I mean a full capped bottle of beer. Finally, after days of googling larvae in beer I looked up fruit flies and found that fruit flies not only eat...