earthworms making tunnels under the surface cattle making depressions with their hooves horses making trenches when they gallop sheep pulling up plants by their roots
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Soil will pack down over time which decreases the ability of the soil to hold water. Which animals would best help the soil hold water?
Possibilities:
- earthworms making tunnels under the surface
- cattle making depressions with their hooves
- horses making trenches when they gallop
- sheep pulling up plants by their roots

earthworms making tunnels under the surface