Fleas can bite humans, but they live and reproduce on animals, under the protection of fur and feathers. Learn about fleaborne diseases and how to remove fleas from your pets and your home.

Cats don't typically get sick from this, but they can transmit the bacteria to humans through a scratch or bite. Plague is caused by the bacterium Yersinia pestis , carried by rodent fleas.

Fleas on cats. The same signs of fleas on dogs also apply to cats. A flea-infested cat will bite or scratch itself a lot. And because cats have sharp claws, ... Fleas on humans.

Humans can contract it from flea dirt (which is the poop of fleas) as well as flea bites. Cat-scratch disease is caused by the bacteria Bartonella henselae.

The West Valley Mosquito and Vector Control District has announced that two human cases of flea-borne typhus have been ...

If you sleep with your cat or dog and they have fleas, you may be more likely to get bitten in bed. Those bites may include hives, swelling, rashes, and itching. Cozying up to a dog or cat in bed ...

Comfortis is one of three oral flea control products available for cats; the others are Capstar Flea Control Tablets and Credelio CAT. Unlike Capstar, which kills fleas for only 24 hours ...

My Dog Has Fleas, Also My Cat, ... a Smithsonian contributor since 1982, is the author of seven books about human and animal behavior. Get the latest Science stories in your inbox.