A micro ecosystem often occurs on fallen logs in a forest. The dead tree become a place for moss, fungi, lichen and all the insect species which are the decomposers to move into. read more
Ecosystems may be terrestrial – that is, on land – or aquatic. Sizes of ecosystems vary; they could entail a small puddle or an enormous swath of desert. Likewise, natural ecosystems can look quite different from one another. read more
An ecosystem (or ecological system) is a collection of communities of organisms and the environment in which they live. Ecosystems can vary greatly in size. Some examples of small ecosystems are tidal pools, a home garden, or the stomach of an individual cow. read more