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principle #1: in Antartica there are two types of polar bears.Ones that have a white colored fur and the ones with a light brown fur
principle #2:since the light brown polar bears are more visible natural selection goes AGAINST them and the white fur polar bears are FAVORED by natural selection
priciple#3:over time the light and brown fur polar bears have reproduced but only the white polar bears are over to survive because its natural selections favorite unlike the brown polar bears that are not able to reproduce because their predetors are able to see them on the ice berg
principle #4:since the white polar bears have been able to reproduce over the years there are more of them than the brown fur polar bears since they are not able to surive long enough to reproduce
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