When a disease affects the mouse population, the fox population decreases due to food scarcity and disruption of predator-prey relationships.
When a fatal disease infects the mouse population, the fox population is likely to decrease in size over time. This decrease occurs because the primary food source of the foxes, the mice, is affected, leading to a reduction in prey availability. As a result, the fox population will face a decrease due to food scarcity and the disruption of the predator-prey relationship in the ecosystem.
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