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Steel engraving of the Alaska pollock or walleye pollock ( Gadus chalcogrammus ) formerly ( Theragra chalcogramma ) is a marine fish species of the cod family Gadidae.
A young mussel attached to an oyster shell against the background of the green algae Enteromorpha, Black Sea
brush stroke isolated on white background
Fossilized fish
Ganoderma applanatum
Photomicrograph of planaria, a flatworm, Dugesia species. Slight motion blur in head. Freshwater stream, San Luis Obispo, California. Live specimen. Wet mount, 2.5X objective, transmitted brightfield illumination.
A carnivorous freshwater fish that inhabit clear, vegetated lakes, ponds, swamps, and rivers.
Trilobites fossil from Middle Ordovician Era. Selective focus
Abalone shellfish on a white background, delicious
A group of Brachiopods on a fossil Ammonite. The close-up image shows several fossils from the jurassic period found in the canton of Aargau.
Digitally restored from a late 19th Century encyclopedia.
Knightia alta is an extinct genus of fish well-known from abundant fossils found in the Green River Formation of Wyoming, United States. They rarely exceeded 10 cm in length and are found throughout the formation. Knightia alta, Eocene Epoch, Green River Shale. Fossil.
cross section cut of pig embryo
Fossil Devonian brachiopod isolated on white background.
Limestone with imprints of ammonites. Jurassic period. background, texture Soft focus selective focus.
Fried chicken gizzard
Coelacanth fish was thought to be extinct but several living specimens have found to still exist in tropical seas.
Sea Urchin spine fossils.  The close-up image shows several  sea urchin spine fossils from the jurassic period on white background.
Black Sea, European flounder (Platichthys flesus luscus) floats in the water column
Seashell coral isolated on the white background with clipping path
fungus is called the bracket fungus.
Jianghan fish fossil from Three Gorges Area, China
Hand drawn brown trout fish isolated on white background.
close up on Trilobite fossil isolated on white background
Sea shell Abstract Macro Green ormer shell Sea life  Underwater  Scuba diver point of view Mediterranean sea
Trout and Salmon coloured antique lithographic print from plate 65, volume 2: A History Of The Earth And Animated Nature by Oliver Goldsmith, 1852.
Fossilised Fish
prehistoric under water life form
Bivalvia Fossil inside a limestone rock. Gastropods from the jurassic period captured during springtime.
Free Images: "bestof:Natural History - Mollusca - Page 57.png En Illustration from Natural History Mollusca 1854 p 57 - decoration at end of Introduction http //www archive org/..."
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