Hiss back at it and attempt to understand what they are saying.
From Create Your Own Story
Their hissing noises are unlike the snake's: they have an odd, scraping quality to it like a parched throat or nails against brick. As you frown in concentration, however, their words become clearer.
"New prisoner," one hisses, steeping low behind the bars of your cell to try to press itself as close as it can to you. "It looks delicious,"
You snap back at it:
