Worm eggs can also show up in dog stool. However, eggs are difficult to spot and you'll likely need to bring the stool to your vet for identification. In fact, "most intestinal parasites are ...

You might also see roundworms in your dog's stool or vomit. Roundworms are zoonotic, which means they can be spread to human family members. Tapeworms: Dogs pick up tapeworms when they ingest an ...