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" Drosophila " ( ) is a genus of flies , belonging to the family Drosophilidae , whose members are often called " small fruit flies " or ( less frequently ) pomace flies , vinegar flies , or wine flies , a reference to the characteristic of many species to linger around overripe or rotting fruit .
 flies, vinegar, wine
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 flies, vinegar, wine