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Principle #1 Genetic Variation Variation exists in the clown fishes species. Some fishes are orange others are gray.
Principle #2 Overproduction of offspring/ struggle Clown fishes will produce more offspring then the environment can support. Not all will survive
Principle #3- Differential Survival and Reproduction The orange clown fish are easier for shark to spot in the ocean. The tan fish camouflages well in the water.
Principle #4 Changes in the Gene in the pool Because the fish have higher fitness over time the frequency for the gray allele will increase in the gene pool
And thats Natural Selection
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