“Tardigrades (commonly known as waterbears or moss piglets) are small, water-dwelling, segmented animals with eight legs. Tardigrades were first discovered in 1773 by Johann August Ephraim Goeze, who called them kleiner Wasserbär, meaning “little .
Bdelloidea are microscopic aquatic animals that are related to roundworms, found in freshwater and moist soil. Interestingly, a male has never been observed within the species; females reproduce exclusively by parthenogenesis (without fertilization).
The image is a coloured scanning electron micrograph (SEM) of a single dust mite among skin scales in house dust. Dust mites feed on flakes of shed human skin and are a common cause of asthma and allergic symptoms worldwide.