The mite is a close cousin of spiders, is that we do not like this bug too with more than 40 000 species

However, there are only a few varieties of mites that are the direct cause of human allergies.

The Dermatophagoides is one, are notorious eater of dead skin. They settled in household dust.
Indeed, these arthropods like environments where the amount of mold is high and the dust is a supportive environment.

The Dermatophagoides pteronyssinus and Dermatophagoides farinae are distinguished by their geographical distribution. The first species is found in Europe while the second species is unique to America. Their lifespan is usually between 19 and 30 days, but may survive for a period of two to four months.

The Dermatophagoides
Size
When alive: 250 to 300 microns
They are translucent and composed of 70% to 75% water.
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