... By taking a top-down approach we ask how each study fits into the larger picture of ecology What theory can we induce from isolated examples? Examples of Landscape Ecological Studies Leach and ... operates Individuals have life history strategies and traits Solar resources, planetary forces, landscapes, ecosystems, communities, metapopulations, and populations all act upon and select against ... population and consequently what appeared to be poorer habitat was actually occupied by the source population Saving the largest portion of the total habitat while eliminating the remaining apparently...