However, they are small enough to be blown about by the wind, and that is thought to be their primary mode of spreading, although probably insects (such as ants) or other animals, including humans, also aid in their spread. this Black Widow is a typical ararchnid (note: 8 legs); photos taken of mite off an aloe with Aloe mite (all legs at top end with mouth)The disease these mites cause is called