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Animal Behavior and Communication - Class XII
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Lemmings reduce their number by committing suicide every
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A
Four years
💡 Explanation:
Lemmings reduce their number by committing suicide every 4 years. It has been regarded as a collective suicide, conscious or involuntary, caused by overpopulation. In reality, being solitary rodents by nature, when the population booms, the stronger lemmings drive the weaker and younger ones off long before the food is depleted.
Therefore, the correct answer is option (C).