Unformatted text preview: The activities of small burrowing animals such as earthworms, can have very beneficial effects on soil tilth and fertility. Animals Animals Large animals burrow in the soil: Burrowing mixes the soil and help aeration. The burrows only affect water movement when an excess of water occurs on the soil surface. Badger, a prodigious digger!...
View Full Document
- Spring '08
- burrow, Trace fossil, Badger, Star Nosed Mole, small burrowing animals