Tag Archives: natural selection

Rats or cats? Which is the worst for killing island species?

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Every scientific paper that you read regarding the extinction of native species on small islands in archipelagoes always refer to cats and rats as the top two culprits. One scientific study starts, “Invasive rats are one of the world’s most … Continue reading →

2 reasons why cats are selectively bred

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The two reasons why domestic cats are selectively bred, primarily by cat breeders, is to create cats with a certain appearance and secondarily cats with a certain character. Selective breeding is the opposite to natural selection. Natural selection refers to … Continue reading →