Decomposers play an important role in food chains and are considered biotic factors in natural ecosystems. Explore examples of decomposers in different ecosystems to better understand what these organisms look and act like.
A heterotroph is an organism whose sustenance comes from another organism. Every food chain begins with an autotroph (an organism that makes its own food for energy) and ends with a series of heterotrophs. Keep reading to learn more where heterotrophs are in different food chains.