Mange
skin mites
“The Sarcoptes scabei mite causes sarcoptic mange, also known as canine scabies.” “Sarcoptic mange is highly contagious and can infest not only dogs, but also other animals, including cats and people.”
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What is Mange in Dogs? Whole Dog Journal
“Mange has long been regarded as a scourge for dogs, and afflicted dogs are sometimes euthanized because of it. But the condition has never been easier to treat.”