Infected dogs shed the microscopic roundworm eggs in their feces.Other dogs may become infected by sniffing or licking infected feces. Roundworm eggs can also be spread by other animals such as rodents, earthworms, cockroaches, and birds.
How do roundworms spread?
Roundworm eggs live in soil that is contaminated by feces. The eggs can get into the body through the mouth. The infection can then spread from person to person via infected feces. Symptoms may include worms in a bowel movement or coming from the nose or mouth, vomiting, and stomach pain.
Where do roundworms come from?
Roundworm infections usually happen when soil, sand, or plants that have been contaminated with infected animal feces are accidentally put in the mouth and ingested. Hookworm infections happen when larvae penetrate the skin. This usually happens when people sit or walk on contaminated soil or sand with bare feet.
Why do roundworms come out?
Many roundworm parasitic diseases are caused by poor sanitation and hygiene. Most roundworms or their eggs are found in the dirt and can be picked up on the hands and transferred to the mouth, or they can get into the body through the skin. Different species of roundworms cause different infections.
What do roundworms do for the environment?
Nematodes enhance soil quality in four major areas: regulate the populations of other soil organisms, mineralize nutrients into plant-available forms, provide a food source for other soil organisms and consume disease-causing organisms.