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This blue-green microbe called a cyanobacterium was likely the first photosynthetic...
Branching Red Algae
Under the microscope, you can peer inside the cells of this filamentous red algae....
Tardigrades, which are usually less than 1 mm long, can be found in almost every...
A Diatom Helix
This beautiful marine diatom Chaetoceros debilis was caught in the North Sea. Not...