a enterobacteriaceae waiter cartoon character ready to serve

bacillus bacteria bacterial bacterium biology cartoon cell character cheerful clostridium cute design disease emoticon emotion enterobacteriaceae escherichia expression funny germ germs green happy icon illness illustration infection klebsiella maid mascot microbiology microorganisms microscope microscopicmyco organic restaurant science servant serve servitor shape small smile steward style towel tray vector waiter waitress