Chiggers and scabies are the mites that bite. Yep, both of these little biters are actually mites, which makes them arachnids ...
Eczema and scabies can look similar, but they are two different skin conditions. Scabies is caused by a mite infestation, while eczema is a skin irritation that may be related to your immune system.
Human scabies is a debilitating skin disease caused by Sarcoptes scabei, known by several names such as "itch mite." At any given time, the worldwide burden of disease is about 300,000,000 people.