Mange is is a type of skin disease caused by parasitic mites that dig into and through the skin, causing intense itching from an allergic reaction to the mite’s faeces. Crusting on the eyes can quickly become infected. Hair loss and crusting frequently appear and secondary skin infection is also common.

https://www.lithgowmercury.com.au/story/6308070/mange-a-kanimbla-residents-mission-to-help-suffering-wombats/

Source Lithgow Mercury  August 11, 2019