happy bacteroides mascot concept with brown envelope

anthracis bacilli bacillus bacteria bacterial bacterium bacteroides burkholderia cartoon character cholera cocci collection courier cute disease distribution emoticon emotion endospores enterica envelope expression food funny gonorrhea helicobacter human illustration infection letter mail mailing mallei mascot meningitis microbe peritonitis pneumonia post postman salmonellosis sarcina send shipment smile streptococci vector zyogot