Human qualifies in both ways.
Real species: Zayd, Amr and other humans agree in one specific nature.
Relative species: human stands under the wider genus animal, alongside horse and other distinct species.
There is no contradiction. Real species focuses on the essence shared by its individuals; relative species focuses on its relation to a broader genus.
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The Five Predicables: Genus, Species and Hierarchy of Genera
Human qualifies in both ways.
Real species: Zayd, Amr and other humans agree in one specific nature.
Relative species: human stands under the wider genus animal, alongside horse and other distinct species.
There is no contradiction. Real species focuses on the essence shared by its individuals; relative species focuses on its relation to a broader genus.