More info about natural selection: http://daphne.palomar.edu/evolve/evolve_2.htm

A text summary of the clickable map above, meant for web-crawlers and other automatic tools:
natural selection results in selective survival
natural selection results in adaptation
natural selection results in adaptive radiation
natural selection produces evolution
natural selection changes gene pool
natural selection caused by insufficient natural resources
natural selection caused by competition
natural selection caused by predation
natural selection caused by disease
natural selection caused by accidents
natural selection caused by catastrophic events
natural selection acts on genetic variation