personage monster, creature. character of the set microorganism. microbe, parasite, bacteria, virus, worm, sperm.

alien animal background bacteria bacterium biology cage cartoon cell character cheerful collection colorful creature disease epidemic eye face funny germ health icon illness illustration infection infections isolated macro magnification magnifier magnifying medical medicine micro microbe microbiology microflora microorganism microscope microscopic monster organism parasite personage plankton science set sperm vector virus white worm