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This Blepharisma japonicum is a single-celled protist called a ciliate, a...
This blue-green microbe called a cyanobacterium was likely the first photosynthetic...
Sea squirts, or ascidians, are a diverse class of marine invertebrates representing...
Of all of the species Haeckel described, he is most famous for his illustrations of...
Copepods are aquatic crustaceans found in every marine habitat, from surface waters...