Classification Processes – Organisms Classification by Species InteractionsPredation: a species can either be a predator or a prey animal. Symbiosis: species can be classified based on the close relationship they have with another species. Competition: organisms can be classified by how they compete with another organism (either the same species, or different) Disease: species can be vectors, transmitting disease to other organisms. Pages: 1 2 3 4 5 6 7