Internal parasites found in cats include roundworms, hookworms, tapeworms, giardia and coccidia, which can all be treated through proper medication. Identify different internal parasites in a cat withadvice from a practicing veterinarian in this free video on pet care. Expert: James Talbott Bio: Dr. James R. Talbott is a staff veterinarian at Belle Forest Animal Hospital and Kennel in Nashville, Tenn. Filmmaker: Dimitri LaBarge