“From such a simple beginning, life has evolved into so many diverse forms, and the pace is still there.” Darwin once described the incredible diversity of life forms that evolution has produced. 　　Evolution occurs because every individual of every species is slightly different. Individuals that are better adapted to their environment are more likely to survive and reproduce, passing on their genes to the next generation, so traits beneficial to survival become widespread throughout the population. Over time, this slow process can create many miracles, such as the giant blue whale, the bees that work closely together, and the kangaroos with their own pockets, etc. 　　Darwin admired the infinite possibilities…