Dogs get worms from eating feces or getting bitten by an infected flea. Here are signs that your dog has worms and how to get rid of them.

Dogs are vulnerable to various kinds of infections from worms (not all of them real worms). WebMD describes causes, symptoms and treatments.

If your dog swallows it -- maybe while grooming himself -- an adult tapeworm can grow inside your dog's intestines. Tapeworms are flat, white worms that are made up of tiny segments.

If your dog keeps dragging their butt, it could be a sign of clogged anal glands, a worm infestation, or even certain food allergies.