Students use modern techniques in community ecology to compare the complexity, food web structure, biodiversity, species composition, nutrient cycling, energy flow and other variables among natural communities in northern Illinois. Possible communities include various types of prairies, marsh, swamp, bog, dune, forest, river, lake, canyon, and/or quarry. Laboratory LAN491L. Fulfills the requirement of Physical and Life Science area of General Education as a Life Science. Prerequisite(s): LAN110 5 quarter hours