"The little bug" is one of the accepted translations. If yours was not accepted it would indicate you have an error.
TIPS TO MAKE LEARNING EASIER + HOW TO REPORT A PROBLEM
These tips will show you exactly:
which words to use (Drop Down Hints) and the proper spelling (no guessing needed),
how to find the explanations for the grammar of each Skill (Tips¬es),
what to do if your sentence is rejected.....and much more:
And check out the Greek Forum here with more links. https://forum.duolingo.com/topic/936
There are numerous resouces on this page.
TIPS TO MAKE LEARNING EASIER and EFFECTIVE + HOW TO REPORT A PROBLEM
they will help you:
always find the correct translation (Drop Down Hints)
find explanations dor grammar and vocabulary....(Tips & notes)
tell you what to do if you have a problem...your sentence is rejected etc
And check out the Greek Forum here with more links.