A flea is an external parasite of dogs and cats. Fleas look like dark little sesame seeds, crawling around on your pet’s skin. But they can move very fast, so you’ve got to be stealthy to keep ...

When selecting a flea and tick shampoo for your dog, look for ingredients like aloe vera and oatmeal that soothe irritated skin. Other pets in your home: Pyrethrins and permethrin are extremely ...