How do worms dig their tunnels if their body is soft?

Question

How do worms dig their tunnels if their body is soft?

In: 7923

Answer 1

They are really more like tubes. They eat a little dirt, push it through their body, and poop it behind them. So they don’t have to push their way though anything really, they just have to eat it and poop it, then crawl through the resulting hole