1. Rabbits: Known for their intricate burrow systems, rabbits create tunnels for shelter, breeding, and escaping predators.
2. Badgers: These social animals live in large, complex burrows called "setts," which can be home to multiple generations.
3. Gophers: These rodents dig extensive underground networks of tunnels to find food and escape predators.
4. Prairie Dogs: These social mammals live in colonies and create elaborate underground towns with interconnected tunnels.
5. Earthworms: While not as dramatic as the others, earthworms burrow through the soil, aerating and enriching it as they travel.