Spores of Bacillus pestis which caused the plague and its vector the human flea (Pulex irritans). Coloured drawing by A.J.E.… https://www.rawpixel.com/image/13954544/image-cartoon-person-animalFree Image from public domain licenseA horde of unidentified bats, an animal know to be a possible carrier of the rabies virus. Original image sourced from US… https://www.rawpixel.com/image/2288470/free-photo-image-bat-public-domain-vectors-animalFree Image from public domain licenseRaccoon, Procyon lotor, a vector in the transmission of rabies to humans and other animals. Original image sourced from US… https://www.rawpixel.com/image/2288474/free-photo-image-raccoon-vector-animalFree Image from public domain licenseAn adult bedbug, Cimex lectularius ingestinging a blood meal. Original image sourced from US Government department: Public… https://www.rawpixel.com/image/2288459/free-photo-image-bedbug-animal-animals-public-domainFree Image from public domain licenseAn adult bedbug, Cimex lectularius ingestinging a blood meal. Original image sourced from US Government department: Public… https://www.rawpixel.com/image/2288450/free-photo-image-insect-bug-animalFree Image from public domain licenseRaccoon, Procyon lotor, a vector in the transmission of rabies to humans and other animals. Original image sourced from US… https://www.rawpixel.com/image/2288472/free-photo-image-fox-animal-animals-public-domainFree Image from public domain licenseA dorsal view of a highly toxic black scorpion, Tityus trinitatis, which is native to Trinidad. https://www.rawpixel.com/image/2288469/free-photo-image-scorpion-insect-riskFree Image from public domain licenseA male brown dog tick, Rhipicephalus sanguineus. Original image sourced from US Government department: Public Health Image… https://www.rawpixel.com/image/2288457/free-photo-image-tick-dog-insectFree Image from public domain licenseA female, Aedes aegypti mosquito obtaining a blood meal from a human host. Original image sourced from US Government… https://www.rawpixel.com/image/2288463/free-photo-image-mosquito-aedes-aegyptiFree Image from public domain licenseA female, Aedes aegypti mosquito obtaining a blood meal from a human host. Original image sourced from US Government… https://www.rawpixel.com/image/2288443/free-photo-image-mosquito-aedes-aegypti-vectorFree Image from public domain licenseA female, Aedes aegypti mosquito obtaining a blood meal from a human host. Original image sourced from US Government… https://www.rawpixel.com/image/2288475/free-photo-image-mosquito-vector-aedesFree Image from public domain licenseA female, Aedes aegypti mosquito obtaining a blood meal from a human host. Original image sourced from US Government… https://www.rawpixel.com/image/2288489/free-photo-image-mosquito-aedes-aegyptiFree Image from public domain licenseA left lateral view of a female, Aedes aegypti mosquito obtaining a blood meal from a human host. https://www.rawpixel.com/image/2288492/free-photo-image-mosquito-blood-vectorFree Image from public domain licenseA Bald-faced hornet, Dolichovespula maculata. Original image sourced from US Government department: Public Health Image… https://www.rawpixel.com/image/2288452/free-photo-image-wasp-vector-baldFree Image from public domain licenseA female, Aedes aegypti mosquito obtaining a blood meal from a human host. Original image sourced from US Government… https://www.rawpixel.com/image/2288460/free-photo-image-mosquito-aedes-aegyptiFree Image from public domain licenseThe blacklegged ticks, Ixodes pacificus known for the zoonotic spirochetal bacteria, Borrelia burgdorferi. https://www.rawpixel.com/image/2288467/free-photo-image-tick-insect-animalFree Image from public domain licenseA left lateral view of a common bed bug, Cimex lectularius. Original image sourced from US Government department: Public… https://www.rawpixel.com/image/2288471/free-photo-image-bed-bugs-bugFree Image from public domain licensePenned cattle undergoing an inspection for signs of central nervous system disorders. Original image sourced from US… https://www.rawpixel.com/image/2288453/free-photo-image-cow-cattle-animalFree Image from public domain licenseA technician testing possible sites of transmission. Original image sourced from US Government department: Public Health… https://www.rawpixel.com/image/2288389/free-photo-image-islam-muslim-pandemic-awarenessFree Image from public domain licenseCDC’s Atlanta Quarantine Station staff working with public health partners Original image sourced from US Government… https://www.rawpixel.com/image/2288554/free-photo-image-covid-emergency-awarenessFree Image from public domain licenseAn infant diagnosed with having a Guinea worm disease (GWD). Original image sourced from US Government department: Public… https://www.rawpixel.com/image/2288310/free-photo-image-africa-poverty-malariaFree Image from public domain licenseA photomicrograph reveals the presence of numerous, rod-shaped, Gram–negative, Yersinia pestis bacilli. https://www.rawpixel.com/image/2288446/free-photo-image-bacteria-medical-organs-microscopeFree Image from public domain licenseA 200X photomicrograph magnification of a direct fluorescent antibody (DFA) stained sample revealed the presence of rod… https://www.rawpixel.com/image/2288444/free-photo-image-bacteria-laboratoryFree Image from public domain licenseAn infant in a hospital with measles (rubeola). Original image sourced from US Government department: Public Health Image… https://www.rawpixel.com/image/2288302/free-photo-image-measles-baby-rashFree Image from public domain licenseTransmission electron microscopic (TEM) image highlights the particle envelope of a single, spherical shaped, Middle East… https://www.rawpixel.com/image/2288502/free-photo-image-bacteria-virus-scienceFree Image from public domain licenseA 1000X photomicrograph magnification of numerous, rod-shaped, Gram–negative, Yersinia pestis bacilli. https://www.rawpixel.com/image/2288448/free-photo-image-bacteria-laboratory-microscopeFree Image from public domain licenseA Cambodian boy receiving his injection of measles vaccine. Original image sourced from US Government department: Public… https://www.rawpixel.com/image/2288317/free-photo-image-vaccine-measles-cambodiaFree Image from public domain licenseTwo chest x-rays in the case of a child with a case of mycoplasma pneumonia. Original image sourced from US Government… https://www.rawpixel.com/image/2288367/free-photo-image-ray-pneumonia-public-domainFree Image from public domain licenseChest x-ray of a patient with mycoplasma pneumonia. Original image sourced from US Government department: Public Health… https://www.rawpixel.com/image/2288354/free-photo-image-ray-medical-sickFree Image from public domain licenseNovel Coronavirus SARS-CoV-2–Transmission electron micrograph of SARS-CoV-2 virus particles, isolated from a patient.… https://www.rawpixel.com/image/2294151/free-photo-image-science-pandemic-awarenessFree Image from public domain licensePreparedness and Policy Coordination Team working with CDC’s New York Quarantine Station to react to an arriving… https://www.rawpixel.com/image/2288548/free-photo-image-worker-emergency-covid-planFree Image from public domain licenseNovel Coronavirus SARS-CoV-2–Transmission electron micrograph of SARS-CoV-2 virus particles, isolated from a patient.… https://www.rawpixel.com/image/2294193/free-photo-image-awareness-background-covid-cellFree Image from public domain licenseNovel Coronavirus SARS-CoV-2–Transmission electron micrograph of SARS-CoV-2 virus particles, isolated from a patient.… https://www.rawpixel.com/image/2294144/free-photo-image-science-awareness-background-covidFree Image from public domain licenseScenes from the life of Moses before the Exodus. Etching, 1799. https://www.rawpixel.com/image/13982346/scenes-from-the-life-moses-before-the-exodus-etching-1799Free Image from public domain licenseNovel Coronavirus SARS-CoV-2–Transmission electron micrograph of SARS-CoV-2 virus particles, isolated from a patient.… https://www.rawpixel.com/image/2294166/free-photo-image-virus-science-public-domainFree Image from public domain licenseNovel Coronavirus SARS-CoV-2–Transmission electron micrograph of SARS-CoV-2 virus particles, isolated from a patient.… https://www.rawpixel.com/image/2294159/free-photo-image-microbiology-science-covid-19Free Image from public domain licenseNovel Coronavirus SARS-CoV-2–Transmission electron micrograph of SARS-CoV-2 virus particles, isolated from a patient.… https://www.rawpixel.com/image/2294138/free-photo-image-awareness-background-covid-cellFree Image from public domain licenseNovel Coronavirus SARS-CoV-2–Transmission electron micrograph of SARS-CoV-2 virus particles, isolated from a patient.… https://www.rawpixel.com/image/2294219/free-photo-image-pandemic-microbiology-scienceFree Image from public domain licenseNovel Coronavirus SARS-CoV-2–Transmission electron micrograph of SARS-CoV-2 virus particles, isolated from a patient.… https://www.rawpixel.com/image/2294184/free-photo-image-science-microbiology-virusFree Image from public domain licenseA field epidemiologist performing a mouth swab inside the beak of a white duck, in order to carry out an infectious disease… https://www.rawpixel.com/image/2288332/free-photo-image-animal-testing-swab-mouthFree Image from public domain licenseNovel Coronavirus SARS-CoV-2–Transmission electron micrograph of SARS-CoV-2 virus particles, isolated from a patient.… https://www.rawpixel.com/image/2294170/free-photo-image-microbiology-awareness-background-covidFree Image from public domain licenseA giant hand roaming through the dark streets of London, people and rats try to escape its grasp; representing bubonic… https://www.rawpixel.com/image/13956069/image-face-hand-personFree Image from public domain licenseFlea isolated on white background. Original image sourced from US Government department: Public Health Image Library… https://www.rawpixel.com/image/2282522/free-photo-image-insect-flea-usaFree Image from public domain licenseVintage illustration of flea https://www.rawpixel.com/image/404033/premium-illustration-vector-flea-bubonic-plague-pestView licenseA 3D graphical representation of a number of norovirus virions, set against a black background. https://www.rawpixel.com/image/2288339/free-photo-image-epidemic-biologyFree Image from public domain licenseA 3D graphical representation of a number of norovirus virions, set against a white background. https://www.rawpixel.com/image/2288343/free-photo-image-biology-scienceFree Image from public domain licenseA man receiving a dose of the investigational NIAID/GlaxoSmithKline (GSK) Ebola vaccine. Original image sourced from US… https://www.rawpixel.com/image/2288496/free-photo-image-vaccine-injection-doctorFree Image from public domain licenseChlorinated water containers captured West African Ebola outbreak. Original image sourced from US Government department:… https://www.rawpixel.com/image/2288483/free-photo-image-pandemic-african-awarenessFree Image from public domain licenseA 3D illustration provides a graphical representation of a single norovirus virion, set against a beige background. https://www.rawpixel.com/image/2288351/free-photo-image-virus-laboratory-biologyFree Image from public domain licenseA 3D illustration provides a graphical representation of a single norovirus virion, set against a white background. https://www.rawpixel.com/image/2288311/free-photo-image-bacteria-microscopeFree Image from public domain licenseA healthcare worker extracting a blood sample from the right big toe of an infant. Original image sourced from US Government… https://www.rawpixel.com/image/2288376/free-photo-image-baby-feet-test-footFree Image from public domain licenseThree test tubes used in a Legionella pneumophila bacteria detection test. Original image sourced from US Government… https://www.rawpixel.com/image/2288395/free-photo-image-laboratory-photography-legionellaFree Image from public domain licenseHealth officials inspecting specimens suspected of being connected to a hantavirus outbreak. https://www.rawpixel.com/image/2288473/free-photo-image-scientist-pandemic-laboratoryFree Image from public domain licenseA healthcare worker donning a pair of protective goggles and protective equipment. Original image sourced from US Government… https://www.rawpixel.com/image/2288377/free-photo-image-worker-pandemic-medical-laboratory-imagesFree Image from public domain licenseA scientist working with samples to be tested using a real time PCR machine. Original image sourced from US Government… https://www.rawpixel.com/image/2288372/free-photo-image-laboratory-medical-technology-health-techFree Image from public domain licenseA test tube tray containing a number of purple tipped vacutainer tubes. Original image sourced from US Government… https://www.rawpixel.com/image/2288494/free-photo-image-laboratory-medical-testFree Image from public domain licenseA scientist holding up a glass slide used for a run on a sequencing machine. Original image sourced from US Government… https://www.rawpixel.com/image/2288551/free-photo-image-scientist-disease-sequencingFree Image from public domain licenseA scientist holding up a glass slide. Original image sourced from US Government department: Public Health Image Library… https://www.rawpixel.com/image/2288626/free-photo-image-gloves-scientist-laboratoryFree Image from public domain licenseTransmission electron microscopic (TEM) image, revealed ultrastructural details exhibited by numerous, Coxiella burnetii… https://www.rawpixel.com/image/2288506/free-photo-image-science-biology-antibodyFree Image from public domain license3D Print of MERS-CoV Spike. Original image sourced from US Government department: The National Institute of Allergy and… https://www.rawpixel.com/image/2294228/free-photo-image-sculpture-creative-covidFree Image from public domain licenseNovel Coronavirus SARS-CoV-2–This transmission electron microscope image shows SARS-CoV-2, the virus that causes COVID… https://www.rawpixel.com/image/2294150/free-photo-image-microscope-public-domain-awarenessFree Image from public domain licenseA scientist preparing samples for mass spectrometry in order to determine the presence of a bacterial toxin. https://www.rawpixel.com/image/2288538/free-photo-image-spectrometry-pipette-bacterial-toxinFree Image from public domain licenseA scientist demonstrating a lab technique called “candling,” which determines if the egg is suitable for use in… https://www.rawpixel.com/image/2288528/free-photo-image-lab-awareness-biologyFree Image from public domain licenseScientist analyzing samples from industrial hygiene investigations. Original image sourced from US Government department:… https://www.rawpixel.com/image/2288461/free-photo-image-science-laboratory-scientistFree Image from public domain licenseA scientist adding a stool sample to the cell culture medium, along with glass beads. Original image sourced from US… https://www.rawpixel.com/image/2288333/free-photo-image-laboratory-medical-science-scientistFree Image from public domain licenseDomestic Training Course for healthcare workers. Original image sourced from US Government department: Public Health Image… https://www.rawpixel.com/image/2288381/free-photo-image-healthcare-workers-pandemic-virus-awarenessFree Image from public domain licenseDomestic Training Course for healthcare workers. Original image sourced from US Government department: Public Health Image… https://www.rawpixel.com/image/2288384/free-photo-image-awareness-biology-cdcFree Image from public domain licenseA scientist testing a sample suspected of containing a bacterial toxin. Original image sourced from US Government… https://www.rawpixel.com/image/2288529/free-photo-image-pipette-medical-test-tubesFree Image from public domain licenseA scientist examining the results of a hemagglutinin inhibition (HI) test. Original image sourced from US Government… https://www.rawpixel.com/image/2288534/free-photo-image-scientist-lab-laboratory-medicalFree Image from public domain licenseA scientist implementing molecular testing. Original image sourced from US Government department: Public Health Image… https://www.rawpixel.com/image/2288364/free-photo-image-scientist-lab-laboratory-scienceFree Image from public domain licenseA scientist testing bacterial samples for their antimicrobial susceptibility. Original image sourced from US Government… https://www.rawpixel.com/image/2288533/free-photo-image-laboratory-scientist-scienceFree Image from public domain license3D print of a spike protein on the surface of SARS-CoV-2—also known as 2019-nCoV, the virus that causes COVID-19.… https://www.rawpixel.com/image/2296317/free-photo-image-print-printingFree Image from public domain licenseNovel Coronavirus SARS-CoV-2–This transmission electron microscope image shows SARS-CoV-2, the virus that causes COVID… https://www.rawpixel.com/image/2294224/free-photo-image-health-microscope-awarenessFree Image from public domain licenseA scientist demonstrating a lab technique called “candling,” which determines if the egg is suitable for use in… https://www.rawpixel.com/image/2288629/free-photo-image-bioengineering-disease-scientist-bioFree Image from public domain licenseA scientist holding bacterial samples for their antimicrobial susceptibility. Original image sourced from US Government… https://www.rawpixel.com/image/2288634/free-photo-image-laboratory-science-scientistFree Image from public domain licenseScientist pipetting samples of bronchoalveolar lavage (BAL) fluid. Original image sourced from US Government department:… https://www.rawpixel.com/image/2288582/free-photo-image-scientist-laboratory-medicationFree Image from public domain licenseLaboratory technician working with electronic cigarettes. Original image sourced from US Government department: Public… https://www.rawpixel.com/image/2288508/free-photo-image-laboratory-scientist-scienceFree Image from public domain licenseA scientist studying new methods for detecting foodborne bacteria directly from a patient sample. https://www.rawpixel.com/image/2288550/free-photo-image-scientist-bio-creative-commonsFree Image from public domain licenseA scientist examining the results of a hemagglutinin inhibition (HI) test. Original image sourced from US Government… https://www.rawpixel.com/image/2288621/free-photo-image-bioengineering-scientist-bioFree Image from public domain licenseHealthcare workers donning a pair of protective goggles and protective equipment. Original image sourced from US Government… https://www.rawpixel.com/image/2288386/free-photo-image-safety-pandemic-workerFree Image from public domain licenseA scientist holding a culture test plate. Original image sourced from US Government department: Public Health Image Library… https://www.rawpixel.com/image/2288623/free-photo-image-lab-medical-scienceFree Image from public domain licenseA scientist holding a culture test plate. Original image sourced from US Government department: Public Health Image Library… https://www.rawpixel.com/image/2288622/free-photo-image-culture-biology-scienceFree Image from public domain licenseA scientist studying new methods for detecting foodborne bacteria directly from a patient sample. https://www.rawpixel.com/image/2288549/free-photo-image-science-virus-creative-commonsFree Image from public domain licenseA scientist using a whole genome DNA sequencer, in order to determine the “DNA fingerprint” of a specific… https://www.rawpixel.com/image/2288531/free-photo-image-dna-scientist-lab-scienceFree Image from public domain licenseA scientist implementing molecular testing. Original image sourced from US Government department: Public Health Image… https://www.rawpixel.com/image/2288359/free-photo-image-laboratory-science-scientistFree Image from public domain licenseScientists using automated methods to extract bacterial DNA, for use in whole genome sequencing (WGS). https://www.rawpixel.com/image/2288547/free-photo-image-laboratory-scientist-medical-technologyFree Image from public domain licenseA worker wearing a protective mask and suit. Original image sourced from US Government department: Public Health Image… https://www.rawpixel.com/image/2288458/free-photo-image-cleaning-clean-sprayFree Image from public domain licenseA healthcare worker assessing a sick traveler at the airport. Original image sourced from US Government department: Public… https://www.rawpixel.com/image/2288329/free-photo-image-covid-airport-healthcareFree Image from public domain licenseA right lateral chest x-ray of normal, healthy thoracic and pulmonary conditions. Original image sourced from US Government… https://www.rawpixel.com/image/2288465/free-photo-image-medical-pandemic-1900-scienceFree Image from public domain licenseNovel Coronavirus SARS-CoV-2–This scanning electron microscope image shows SARS-CoV-2—also known as 2019-nCoV… https://www.rawpixel.com/image/2294210/free-photo-image-cell-microbiology-healthFree Image from public domain license3D print of a spike protein on the surface of SARS-CoV-2—also known as 2019-nCoV, the virus that causes COVID-19.… https://www.rawpixel.com/image/2294183/free-photo-image-printing-coronavirus-high-resolution-printsFree Image from public domain licenseNovel Coronavirus SARS-CoV-2–This transmission electron microscope image shows SARS-CoV-2, the virus that causes COVID… https://www.rawpixel.com/image/2294158/free-photo-image-health-microscope-microbiologyFree Image from public domain licenseLab technician adding a solution to an Enzyme–Linked Immunosorbent Assay (ELISA) plate Original image sourced from US… https://www.rawpixel.com/image/2288391/free-photo-image-laboratory-medical-healthFree Image from public domain licenseFour test tubes of bacterial microorganism. Original image sourced from US Government department: Public Health Image… https://www.rawpixel.com/image/2288552/free-photo-image-laboratory-test-tube-science-labFree Image from public domain licenseLiquid-Ammunition Car, San Francisco, Calif.Collection:Images from the History of Medicine (IHM) Publication:[1907 or… https://www.rawpixel.com/image/9654807/photo-image-person-medicine-horseFree Image from public domain license3D Print of MERS-CoV Spike. Original image sourced from US Government department: The National Institute of Allergy and… https://www.rawpixel.com/image/2294223/free-photo-image-sculpture-model-cellFree Image from public domain license3D print of a SARS-CoV-2—also known as 2019-nCoV. Original image sourced from US Government department: The National… https://www.rawpixel.com/image/2296359/free-photo-image-science-printFree Image from public domain licenseNovel Coronavirus SARS-CoV-2–This scanning electron microscope image shows SARS-CoV-2 (yellow)—also known as… https://www.rawpixel.com/image/2294163/free-photo-image-virus-microbiology-scienceFree Image from public domain licenseMERS Coronavirus Particles–Colorized transmission electron micrograph showing particles of the Middle East respiratory… https://www.rawpixel.com/image/2294178/free-photo-image-virus-covid-19-covidFree Image from public domain license