They would have to drink contaminated water.
No.
no
yes that's how dogs get worms Yes, tape worms like to lay eggs on fish. Later that fish becomes sushi. Then you may eat that fish. Then the tape worm's eggs will hatch.
if the dog had disease round worms. or tape worms.
Dogs get tape worms from garbage or from eating uncooked meat specially pork.
If the dogs have fleas, there is a big possibility it has has tapeworms too.
You never mentioned what kind of worms your dog was treated. For hook and round worms an over the counter treatment may be enough. If you go to the vet they will give your dog Strongid-T, which will take care of the hook and round worms. If you are seeing white worms coming out of your dogs rectum or you see white worms in the fecal matter, your dogs has Tape worms. There is no over the counter treatment that will get rid of Tape worms. You must go to the vet who will give you a little pill to give to your dog. If your dog has tape worms you may also find tiny and I mean tiny little off white, sesame seed looking things in your dogs bedding. These are Tape worms that have crawled out of your dogs rectum and dried up and died. Sometimes this is the only evidence that a dog owner will see and wonder what the heck they are. Now you know.
No there not black all tape worms are WHITE
they could (all fleas carry tape worms)
Tape worms
tape worms
The answer is NO humans can not get worms from dogs