Both rats and mice play important roles in ecosystems and scientific research, but their necessity depends on the context.
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Ecological Balance: In natural ecosystems, both rats and mice serve as prey for various predators, helping to maintain balance within food webs. They also contribute to nutrient cycling and seed dispersal, influencing plant diversity.
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Research: Rats and mice are commonly used in scientific research due to their physiological and genetic similarities to humans. They are valuable models for studying various diseases, testing medications, and understanding basic biological processes. Many medical breakthroughs, such as treatments for cancer and diabetes, have been facilitated by research involving these animals.
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Pest Control: However, in urban and agricultural settings, rats and mice can become pests, causing damage to property and spreading diseases. In such cases, efforts may be made to control their populations through trapping, poison, or other means.
So, while neither rats nor mice are strictly necessary in every context, they both serve important ecological and scientific functions. However, managing their populations in certain environments may be necessary for human safety and well-being.
https://insectandrodentexterminators.com/rats-vs-mice-and-why/
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