cute handsome cowboy of bacteria endospore cartoon character with guns

anthracis bacilli bacillus bacteria bacterial bacteriology bacteriu bacterium biological biology biomedical bioterrorism bronco cartoon cattleman cells character cowboy cowpuncher cute deadly emoticon emotion expression funny gun happy herdsman illustration lung mascot micro microbe microbiology micrograph organism pathogen pathogenic pustule rancher ride rope shape smile spore stockman vector woolsorters