The guppy is a species of small freshwater fish. Many years of scientist observations revealed that the average size of guppies in a pond, decreased. It was surmised that this decrease was due to the introduction of a natural predator. Which of the following best explains the change in guppy size? a natural selection - scientists influenced the average size of the guppy to protect the species b genetic mutation - a change in DNA occurred causing a decrease in average guppy size c natural selection - smaller guppies became less visible to predators d selective breeding - predators select prey based on preferred traits
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Home » Biology » The guppy is a species of small freshwater fish. Many years of scientist observations revealed that the average size of guppies in a pond, decreased. It was surmised that this decrease was due to the introduction of a natural predator.