a cartoon image of thermus thermophilus in smirking face

bacillus bacteria beam bifidobacteria bifidobacterium biological biology cartoon character coccus cute design emoticon emotion expression funny grin grinning happiness happy illustration intestine joyful lab laboratory lactobacillus lactococcus laugh mascot microbe microbiology microorganism microscopic mug organism probiotic probiotics propionibacterium science shine smile smirk sneer streptococcus style system thermophilus thermus vector