Third, different variants leave different number of offspring". Darwin than proceeded to elaborate on the mechanism of evolution by suggesting that in the universal struggle for life, nature "selects" those individuals who are best suited (fittest) for the struggle, and these individuals in turn reproduce more than those who are less fit, thus changing the composition of the population...
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In addition to natural selection, Darwin also suggested that species also evolve through the complementary process of sexual selection. According to Darwin, in sexual selection, one gender of a species develops a preference for individuals of the other gender who possess certain features. The individuals who possess these features will than have a reproductive advantage over others, resulting in a greater number of offspring, and thus, again, a change in the composition of the population...
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Charles Darwin Natural selection is the process in which individual organisms with favorable traits are more likely to survive and reproduce than those with unfavorable traits...	1 / 185
Charles Darwin As long as that is the case we will always have Darwin's theories of evolution and natural selection. Christians who believe in the creation, however, rest assured that, "In the beginning God created the heavens and the earth...	2 / 288
Charles Darwin His collections led him to discover differences between species and similar characteristics that prevailed in those different species. After many months of this, Darwin seems to be deeply questioning the Creationism that he was brought up with in favor of a more geological explanation...	2 / 538
Charles Darwin In command economies, this is basically what is happening. There is very little freedom, and the strong (mostly government) will control the weak as in what to do, produce, etc...	2 / 375