domain of physiological (study the evolution of physiological and anatomical mechanisms by which org. solve problems physically / chemically in the environment) / behavioral ecology (study evolution of behaviors that allows animals to survive and reproduce when environment changes)
What is a population?
group of individuals of a single species in a an area
What do interactions deal with?
predation, parasitism, competition
What is a community?
association of interacting species
What is an ecosystem?
include physical / chemical factors - energy flow / decomposition, multispecies systems, all ecosystem / communities are open systems subject to exchange
What is a landscape?
a heterogeneous area consisting of distinctive patches, or elements organized into a mosaic pattern
What is a region?
What is a biosphere?
portions of earth that support life (global ecosystem)