carole hannon answered question 12/1/2008 I Noticed White Flat Worms In My Dogs Poop, What Are These Are They Dangerous And How Do You Treat Them? All dogs need to be treated for worms.you can get a worm dose from your vet or petshop.they have worm doses that get rid of all worms with one dose.it is dangerous to leave them untreated.
