
Protozoan Pictures, Images and Stock Photos
Browse 19,600+ protozoan stock photos and images available, or search for stentor protozoan to find more great stock photos and pictures.

Photomicrograph of Paramecium caudatum. Consists of only one cell. Live specimen. Wet mount, 40X objective, transmitted brightfield illumination.
Toxoplasma gondii on colorful background. Protozoan which is transmitted from cats and other animals and causes toxoplasmosis especially dangerous for pregnant women. 3D illustration
Protozoa under a microscope. 3d illustration.
illustration of unicellular organisms in a dark bauckground
Giardia intestinalis protozoan, formely known as G. lamblia or Lamblia intestinalis, a flagellated parasite that reproduces in the small intestine and causes giardiasis, 3D illustration
Amoebas on abstract blue background. 3d render
Paramecium is a genus of unicellular ciliated protozoa, Paramecia are widespread in freshwater, brackish, and marine environments and are often very abundant in stagnant basins and ponds.
Trypanosoma brucei in blood, a parasite which is transmitted by tse-tse fly and causes African sleeping sickness, 3D illustration
focus to flagellum, eyespot, paramylon grain, chloroplasts, longitudinally striated pellicle with DIC differential interference contrast, culture material
Cell stem science square background. Life, biology, medicine molecular vector illustration
Photomicrograph of the ciliate Blepharisma americanum in various stages of development. Typical faint pink color. Each individual is only one cell. Live specimen. Wet mount, 10X objective, transmitted brightfield illumination.
Amoeba on blue background. 3d render
Photomicrograph of
Parasitic protozoans Toxoplasma gondii, the causative agent of toxoplasmosis in tachyzoite stage, 3D illustration
Virus line icons. Germs. Set of outline symbols, simple graphic elements, modern linear style black pictograms collection. Vector icons set
Green single cell chlorella algae microscopic conceptual 3D illustration
Microorganism, bacteria, virus cell, bacillus, disease bacterium and fungi cells. Infectious germs, protists, microbes, coronavirus. Bundle of disease causing bacteria, viruses cartoon illustration
Biological micro organism paramecium caudatum. 3d image
Colony of ciliates microorganisms floating in water, microscopic magnification 20x
pathogens. Types of infectious agents from prions and viruses, to bacteria, fungi and unicellular organisms. vector icons on white background.
Trypanosoma brucei parasite, 3D illustration. A protozoan that is transmitted by tse-tse fly and causes African sleeping sickness
"focus to food vacuoles (with paramecium bursaria and haematococcus pluvialis), contractile vacuole, single nucleusdifferential interference contrastPlease keep in mind the special requirements of a micro photo. Motion blur of live specimen, very shallow depth of field, chromatic aberration and uneven focus are inherent in light microscopy."
Cyst of Giardia intestinalis protozoan, formely known as G. lamblia or Lamblia intestinalis, a flagellated parasite that reproduces in the small intestine and causes giardiasis, 3D illustration
Scientific image of bacteria Bacteroides fragilis and other Bacteroides, Gram-negative anaerobic bacterium, one of the major components of normal microbiome of human intestine, 3D illustration
Helminthes in stool, analyze by microscope
Seamless one color pattern with bacterias and infusorias. Editable vector illustration in unique hand-drawn style. Biological creative background.
Trichomonas vaginalis protozoan, 3D illustration. A parasite causing trichomoniasis, sexually transmitted infection in men and women
Types of pathogens, cellular, and non living virus organisms outline diagram. Collection with bacteria, parasites, fungi, prion or protozoa elements as risk for human immune system vector illustration
Illness bacilli, microbes, viruses and microorganisms line icons. Bacteriology hygiene and infection outline vector isolated symbols. Illustration of microbe and virus, microorganism bacteria
Bioluminescence blue glow from marine algae is activated when there is movement in the water at Woy Woy Waterfront on the Central Coast of NSW, Australia.
Viruses, germs and bacteria, microorganism types, glowing effect. Vector illness or disease microscopic cells and infection, microbes and antibodies. Dangerous pathogen causing harm, microbiology
Icon set of microorganisms that lives in pond water.
Hand holding magnifying glass looking at virus infectious diseases germs bacteria and viruses CoViD-19 coronavirus immune system scientific research.
Brain-eating amoeba infection, naegleriasis. Trophozoite, infectious form of the parasite Naegleria fowleri, 3D illustration
Set of virus, germ and bacteria. Collection of different cell illness and microorganism. Isolated on black background. 3d render
focus to cell wall, cells attached side by side with DIC differential interference contrast, culture material
"contractile vacuole, differential interference contrast, Please keep in mind the special requirements of a micro photo. Motion blur of live specimen, very shallow depth of field, chromatic aberration and uneven focus are inherent in light microscopy."
Amoebas. Isolated on black background. 3d render
Pentatrichomonas hominis protozoan, 3D illustration. Also known as Trichomonas hominis or T. intestinalis, colonizes human large intestine, usually asymptomatic but may cause diarrhea
Volvox is a polyphyletic genus of chlorophyte green algae or phytoplankton.They live in a variety of freshwater and marine habitats
Virus disease bacteria illness sickness icons and symbols collection.
model biological micro organism paramecium caudatum 3d render
Bioluminescence Jervis Bay, Australia
Icon representing an isolated microscopic cell. Ideal for promotional and institutional materials
Macro close up of soap bubbles look like scientific image of cells division process, Concept of microbiology Bacteria Paramecium and Protozoa