sometimes. some worms are parasites so they feed off other organisims.
gross! and that is BAD!
Because the worms got in side of your puppy and they are eating your puppy's insides. You should take your puppy to the Vet.
Normally no. Maggots are sometimes used to help treat wounds, but other worms are generally a bad sign. Some bad worms are heart worms, round worms, tape worms, pin worms, and hook worms.
either make you sick or eats your insides go see a doctar before it goes further
Tape worms.
worms will slow your computer down really bad
Depends where the worms are. If they are in your soil outside worms actually enrich that and you shouldn't remove them. However if ur talking about worms you can find in your body then yes they are bad because worms like the tape worm eat your food and grow inside you intestines....
Worms... maybe?
bad bacteria
yes
it's bad if a chiuaua has worms at any age just make sure it's treated properly and it will stop
they may have worms