sneaky tetracoccus cartoon character style hiding behind a board

anatomy bacteria bacterial bacterium board bring cartoon character cute design emoticon emotion expression funny happy housing icon illustration lab laboratory mascot microscope organism pathogenic plank planking pneumonia prokaryotic pyogenes research sarcinia science sign smile staphylococci staphylococcus streptococci streptococcus strip structure style supporter system tetracoccus tetrad timber vector vibrio whiteboard wooden