virus

The picture here is of Streptococcus, a household of infections understood for triggering strep throat, poisonous shock syndrome, necrotizing fasciitis, pneumonia, and scarlet fever

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House_dust_mites-

The house dust mite (HDM) is a cosmopolitan pyroglyphid that lives in human habitation. Dust mites feed on organic detritus, such as flakes of shed human skin, and flourish in the stable environment of dwellings.

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House_dust_mites

House dust mites, due to their minuscule size and translucent bodies, are hardly noticeable to the unaided eye. A typical house dust mite measures 0.2–0.3 millimeters (0.008–0.012 in) in length.

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fleas

Fleas are insects. They are wingless, with mouthparts adapted for piercing the skin and sucking blood. Fleas are external parasites, living off the blood of birds and mammals.

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carpet bug-under

The black carpet beetle is an insect in cooking area cabinets, as well as in woolen carpets or clothing storage locations. The adult is 2.9 to 6 mm long, black to reddish brown and covered with short, sporadic pubescence.

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