Biotic component
（重定向自Biotic factors）
Biotic components are the living things that shape an ecosystem.
Biotic components usually include:
A biotic factor is any living component that affects the population of another organism, or the environment. This includes animals that consume the organism, and the living food that the organism consumes. Biotic factors also include human influence, pathogens and disease outbreaks. Each biotic factor needs energy to do work and food for proper growth.