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Photomicrograph of freshwater leech. Sucker attached to cover slip at bottom. Live specimen. Wet mount, 2.5X objective, transmitted brightfield illumination. Note - motion blur of live animal, very shallow depth of field, chromatic aberration and uneven focus are inherent in light microscopy.
The normal liver cells or hepatocytes contain lipid droplets, more frequent near the central vein of hepatic lobules, that can be demonstrated using osmium tetroxide as fixative. In steatosis or fatty liver disease, the amount of lipid droplets is pathologically very increased.
Micrograph of a moss leaf, Dicranum, with elongated cells, and an elongated midrib (costa) that may be the water conducting cells of the leaf, with polarization at 100x.
3D Rendering Background, Large group of Flying Sphere Stone.
Large oak tree with a hole at the base on the Somerset levels on a autumnal afternoon
Ependymomas are cancerous tumors that grow in your brain or any part of the spine, including your neck and upper and lower back. They form at first in your ependymal cells in the middle of your spinal cord and in the fluid-filled spaces in your brain known as ventricles.
Tubular adenoma. Site: breast. Tubular adenoma is most commonly but not exclusively located at the upper outer quadrant of the breast and presents in young women
Other types of mushrooms have pores instead of gills. Like gills, pores produce spores, but they appear as small, sponge-like holes instead of thin blades. The little holes lead to tubes inside the cap. As spores mature, they eventually fall from the tubes out of holes and into their environment.
High quality abstract stock photos of downtown San Francisco's financial district buildings and high rises with repeating patterns and shapes in reflective glass and steel along Market Street.
Beautiful abstract photography of mold  in a pan
Western conifer seed bug (Leptoglossus occidentalis) on wall in Connecticut, mid October. A leaf-footed bug, it often enters houses to escape the first cold snaps of autumn. Harmless aside from being a minor pest.
A large pistachio tree ...
Bivalvia Fossil inside a limestone rock on moss floor. Gastropods from the jurassic period captured during autumn season.
Molecules of serum drop deep to collagen and elastin layer, Skin treatment and Cosmetic concept. 3D rendering
Fog and trees in a public park near to London  early morning
Cotton swabs
Oak trees in a open heather field under a blue sky. This kind of landscape can be found in different places in Denmark and is actual a culture landscape. In no animals are grazing (or fire) the young trees will take power and it will end as a forest. This is an area in northern Zealand called Dronningmølle or Rusland (Russia)
Hookworm egg human parasite in stool examination test find microscope 40x.
bunch of natural sponges
Helicobacter pylori bacteria 3d render realistic medicine icon for logo isolated with clipping path. Microbiology health human illustration.
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...an old Spanish coin, a means of payment from the Iberian Peninsula made of metal
Scenic view of defocused reflection of tree in lake.
A closeup of a locust sitting on a person's hand with a dark background
Solitary oak tree in an open landscape in The Deer Garden, Dyrehaven which is a former royal hunting ground which is converted into a popular public park and since 2015 has been a UNESCO World Heritage Site.
Child playing with a spinning fidget toy
Frozen Puddle in the Meadow, Canada
one tall oak tree in a plowed field, a single growing oak tree in an agricultural field
Tree standing alone on hill with green grass
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