"How Do Cats & Dogs Get Worms & Parasites"?
There are numerous ways worms and parasites can be picked-up. Some include licking the ground or dirty paws, drinking contaminated water, from other infected pets. Kittens and puppies can get worms and parasites from their mother before or after birth.
Cat and dog tapeworms are commonly picked -up from fleas, but can also be picked-up from rodents and birds.