If we're doing that level of bioengineering, the other direction would be to have the vehicles be able to eat any deer that cross its path for fuel. The circle of life doesn't work without predators at the top who eventually die themselves, returning their energy to the beginning of the cycle.
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If we're doing that level of bioengineering, the other direction would be to have the vehicles be able to eat any deer that cross its path for fuel. The circle of life doesn't work without predators at the top who eventually die themselves, returning their energy to the beginning of the cycle.