12,520 Free Images of Biology

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Medionidus conradicus
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Korpers Des Menschen (1898), an antique lithograph of an anatomy chart of a human body showcasing its internal system. Digitally enhanced from our own original plate.
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Flower biology macro
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Biology orange lepidoptera
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National-Institute-for-Basic-Biology-1
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A 440X photomicrograph magnification of a hematoxylin and eosin (H&E)–stained liver tissue specimen, revealed the presence of cytoarchitectural changes indicative of fatty degeneration. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.
laboratorybacteria
A 100X photomicrograph magnification of photomicrograph of a hematoxylin and eosin (H&E) stained liver tissue specimen, revealed the presence of histopathologic changes indicative of fatty degeneration. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.
bacteriascience
A medical illustration of drug–resistant, Neisseria gonorrhoeae bacteria. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.
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Science biology plasma membrane
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Beach sand crab
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black whale on sea
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green sea turtle in water
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A vivid shot of a blue canyon with a green sky.
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Bark color environment
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Brown Insect In Closeup Photo
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