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Q&A How big and numerous do ticks needs to be to threaten human life?

A world has grassy plains infested with larger-than-normal (perhaps even giant) blood-sucking ticks. Ignoring their main diet for the time being: They should be dangerous enough to threaten humans ...

2 answers  ·  posted 5y ago by David Hambling‭  ·  last activity 5y ago by David Hambling‭

Question biology parasites