Things that we see in General. Everyone can distinguish whether what are living organisms. Salvage of life or something, there are no lives because the creature would look and the processes of life.
Things that we see everywhere. Everyone can distinguish what is a living thing. Remains of living things Or inanimate Because life must be characterized and the process of life.
The things that we have seen in general. Everyone can separate that anything is a creature. The remains of organisms or inanimate. The creature must have the characteristics and process of life.