Some dogs are allergic to fleas and when they get bitten, they can have raised red welts on them with intense scratching and biting, which can also sometimes cause patchy fur loss.
This can develop into open sore spots and these nasty pests will then gang up on the irritated spot and continue to bite the same area, over and over.
will depend on whether the bites are on a person or on your dog.
Killing fleas are not as hard as some people make it out to be.
There are effective ways to kill fleas
and keep them off of your dog, out of your home, and off of you!