Description : What is the most abundant animal species on the planet?
Last Answer : While I cannot identify a specific species, it will definitelybe one of the single cell animals (e.g. amoeba, paramecium,stentors, vorticella, plasmodium falciparum, toxoplasma gondii,trypanosoma brucei, giardia intestinalis, leishmania) not one ofthe multicellular animals.