In biology the relationship of what eats what and how energy passes through an ecosystem is called a food chain. Pyramids can help give us an overall picture of a particular food chain. They can ...
Born in food web ecology, the concept of trophic levels -- the hierarchy of who eats who in the natural world -- is an elegant way to understand how biomass and energy move through a natural system.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results