klebsiella pneumoniae cartoon drawing making a quiet finger gesture

aid bacteria bacterial bacterium band biological cartoon character cute design digestion emoticon emotion expression ferment fermentation fermented firmicutes funny hands happy hushed illustration klebsiella lab laboratory lactobacillales lactobacilli lactobacillus legs mascot microbe mum mute organism pneumoniae prebiotic prebiotics probiotic quiet research reticent science secret sensitive silenced silent smile style vector