Here are three short ways to say it:
- An anglerfish can eat things as big as itself because its belly stretches.
- Its stomach can stretch, so it can swallow food as big as it is.
- Because its belly gets very big, an anglerfish can gulp down big meals.
Three very short, kid-friendly rephrasings explaining that an anglerfish can eat prey as big as itself because its stomach/belly stretches — written for a 6-year-old.
Here are three short ways to say it: