Small drones (4)

I believe the answer is:

bees

(Other definitions for bees that I've seen before include "Hairy-bodied insects" , "Busy insects" , "spelling contests" , "They are kept in an apiary" , "Apiary inhabitants" .)

I've seen this clue in the Newsday.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.