Here are three shorter ways to say it:
- The moray eel hunts at night and hides in coral by day.
- At night the moray eel hunts; by day it stays in coral holes.
- Night: the moray eel hunts. Day: it hides in the coral.
Three simple, kid-friendly short versions of the sentence about a moray eel hunting at night and hiding in coral during the day — written for a 7-year-old.
Here are three shorter ways to say it: