Evolution by natural selection according to Darwin's ideas. Remarks from a natural condition of life, namely 4 g excess production. (Overpopulation) means that each creature types produced many generations. As a result, the number of individuals in the population is increasing in each generation network. Limitations on population growth (limits on population growth), the number of individuals in each generation increases. The resources needed to compete for survival such as food, water, shelter, refuge and other factors. Available Ltd. Eventually there will be only one person only survivors c. Variation (variation) refers to variation between individual characteristics. This is the same type as each person or each tree. Or individual animal; Look different Under certain environmental conditions. Some styles feature has the advantage in the race. As a result, individuals with characteristics that can survive on. The difference in the success of reproduction. (Differential reproductive success) a person that looks appropriate in one environment can adapt to survive and reproduce, transferring to the model number. While they have not produced a small number of progeny. Or may die before they can reproduce the characteristics that can not be transmitted to the next generation.
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